"SI" meaning in English

See SI in All languages combined, or Wiktionary

Adjective

Head templates: {{en-adj|-}} SI (not comparable)
  1. (anatomy, medicine) Initialism of sacroiliac. Tags: abbreviation, alt-of, initialism, not-comparable Alternative form of: sacroiliac Categories (topical): Anatomy, Medicine
    Sense id: en-SI-en-adj-48qB~cSK Topics: anatomy, medicine, sciences

Proper name

Head templates: {{en-proper noun}} SI
  1. Initialism of Smithsonian Institution. Tags: abbreviation, alt-of, initialism Alternative form of: Smithsonian Institution
    Sense id: en-SI-en-name-RW5EcOgD Categories (other): English links with redundant alt parameters, English links with redundant wikilinks
  2. International System of Units
    Sense id: en-SI-en-name-PFnriqgA
The following are not (yet) sense-disambiguated
Derived forms: SI prefix, SI unit

Noun

Forms: SIs [plural]
Head templates: {{en-noun|~}} SI (countable and uncountable, plural SIs)
  1. (electronics) Initialism of signal integrity. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: signal integrity Categories (topical): Electronics
  2. (technology) Initialism of systems integration. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: systems integration Categories (topical): Technology
    Sense id: en-SI-en-noun-6VKjrqb7 Topics: engineering, natural-sciences, physical-sciences, technology
  3. Initialism of self-injury. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: self-injury
    Sense id: en-SI-en-noun-pjlWxIEb
  4. Initialism of suicidal ideation. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: suicidal ideation
    Sense id: en-SI-en-noun-eFp88YPe Categories (other): Pages with 7 entries, Pages with entries, English entries with incorrect language header Disambiguation of Pages with 7 entries: 1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7 Disambiguation of Pages with entries: 1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7 Disambiguation of English entries with incorrect language header: 1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14
  5. (fandom slang) Initialism of self-insertion. (of the author into fan fiction) Tags: abbreviation, alt-of, countable, initialism, slang, uncountable Alternative form of: self-insertion (extra: of the author into fan fiction) Categories (topical): Fan fiction
    Sense id: en-SI-en-noun-j-FHf0R5 Disambiguation of Fan fiction: 2 5 3 1 1 2 4 54 1 1 1 1 4 5 4 5 2 4 Topics: lifestyle
  6. (mechanical engineering) Initialism of spark ignition. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: spark ignition Categories (topical): Mechanical engineering
  7. Initialism of supporting information. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: supporting information
    Sense id: en-SI-en-noun-aQ0uzvgH
  8. Initialism of special intelligence. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: special intelligence
    Sense id: en-SI-en-noun-7wok7z9m
  9. (finance) Initialism of systematic internaliser. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: systematic internaliser Categories (topical): Finance
    Sense id: en-SI-en-noun-Wz3JFAEX Topics: business, finance
  10. Initialism of swarm intelligence. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: swarm intelligence
    Sense id: en-SI-en-noun-zEqICLSH Categories (other): Pages with 7 entries, Pages with entries, English entries with incorrect language header Disambiguation of Pages with 7 entries: 1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7 Disambiguation of Pages with entries: 1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7 Disambiguation of English entries with incorrect language header: 1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14
  11. Initialism of synthetic intelligence. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: synthetic intelligence
    Sense id: en-SI-en-noun-4C9GJ8Qh Categories (other): Metric system Disambiguation of Metric system: 4 7 11 3 7 3 4 5 2 2 2 3 4 28 4 4 2 4
  12. (Philippines, accounting, business) Initialism of sales invoice. Tags: Philippines, abbreviation, alt-of, countable, initialism, uncountable Alternative form of: sales invoice Categories (topical): Accounting, Business
    Sense id: en-SI-en-noun-MGzo7x2J Categories (other): Philippine English Topics: accounting, business, finance
  13. (UK, Canada, Australia, law) Initialism of statutory instrument. Tags: Australia, Canada, UK, abbreviation, alt-of, countable, initialism, uncountable Alternative form of: statutory instrument Categories (topical): Law
    Sense id: en-SI-en-noun-U2~1C8Sd Categories (other): Australian English, British English, Canadian English, Pages with 7 entries, Pages with entries, English entries with incorrect language header Disambiguation of Pages with 7 entries: 1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7 Disambiguation of Pages with entries: 1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7 Disambiguation of English entries with incorrect language header: 1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14 Topics: law
  14. Initialism of subinspector (of police, etc) Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: subinspector (extra: of police, etc)
    Sense id: en-SI-en-noun-fs2apyE5
  15. (underwater diving) Initialism of surface interval. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: surface interval Categories (topical): Underwater diving
    Sense id: en-SI-en-noun-jjAa-vPV Categories (other): Pages with 7 entries, Pages with entries, English entries with incorrect language header Disambiguation of Pages with 7 entries: 1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7 Disambiguation of Pages with entries: 1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7 Disambiguation of English entries with incorrect language header: 1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14 Topics: diving, hobbies, lifestyle, sports, underwater-diving
The following are not (yet) sense-disambiguated
Synonyms: S.I. (english: statutory instrument, chiefly in citation)

Inflected forms

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "SI prefix"
    },
    {
      "_dis1": "0 0",
      "word": "SI unit"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "SI",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Smithsonian Institution"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of Smithsonian Institution."
      ],
      "id": "en-SI-en-name-RW5EcOgD",
      "links": [
        [
          "Smithsonian Institution",
          "w:Smithsonian Institution"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "glosses": [
        "International System of Units"
      ],
      "id": "en-SI-en-name-PFnriqgA",
      "links": [
        [
          "International System of Units",
          "International System of Units"
        ]
      ]
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}

{
  "forms": [
    {
      "form": "SIs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "SI (countable and uncountable, plural SIs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "signal integrity"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electronics",
          "orig": "en:Electronics",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of signal integrity."
      ],
      "id": "en-SI-en-noun-VK3CdB5l",
      "links": [
        [
          "electronics",
          "electronics"
        ],
        [
          "signal",
          "signal#English"
        ],
        [
          "integrity",
          "integrity#English"
        ]
      ],
      "raw_glosses": [
        "(electronics) Initialism of signal integrity."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "electronics",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "systems integration"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Technology",
          "orig": "en:Technology",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of systems integration."
      ],
      "id": "en-SI-en-noun-6VKjrqb7",
      "links": [
        [
          "technology",
          "technology"
        ],
        [
          "systems",
          "systems#English"
        ],
        [
          "integration",
          "integration#English"
        ]
      ],
      "raw_glosses": [
        "(technology) Initialism of systems integration."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "technology"
      ]
    },
    {
      "alt_of": [
        {
          "word": "self-injury"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of self-injury."
      ],
      "id": "en-SI-en-noun-pjlWxIEb",
      "links": [
        [
          "self-injury",
          "self-injury#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "suicidal ideation"
        }
      ],
      "categories": [
        {
          "_dis": "1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of suicidal ideation."
      ],
      "id": "en-SI-en-noun-eFp88YPe",
      "links": [
        [
          "suicidal ideation",
          "suicidal ideation#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "of the author into fan fiction",
          "word": "self-insertion"
        }
      ],
      "categories": [
        {
          "_dis": "2 5 3 1 1 2 4 54 1 1 1 1 4 5 4 5 2 4",
          "kind": "topical",
          "langcode": "en",
          "name": "Fan fiction",
          "orig": "en:Fan fiction",
          "parents": [
            "Fandom",
            "Fiction",
            "Literature",
            "Culture",
            "Artistic works",
            "Entertainment",
            "Writing",
            "Society",
            "Art",
            "Human behaviour",
            "Language",
            "All topics",
            "Human",
            "Communication",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of self-insertion. (of the author into fan fiction)"
      ],
      "id": "en-SI-en-noun-j-FHf0R5",
      "links": [
        [
          "fandom",
          "fandom"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "self-insertion",
          "self-insertion#English"
        ],
        [
          "fan fiction",
          "fan fiction"
        ]
      ],
      "raw_glosses": [
        "(fandom slang) Initialism of self-insertion. (of the author into fan fiction)"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "slang",
        "uncountable"
      ],
      "topics": [
        "lifestyle"
      ]
    },
    {
      "alt_of": [
        {
          "word": "spark ignition"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mechanical engineering",
          "orig": "en:Mechanical engineering",
          "parents": [
            "Engineering",
            "Applied sciences",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of spark ignition."
      ],
      "id": "en-SI-en-noun-fplJq6OM",
      "links": [
        [
          "mechanical engineering",
          "mechanical engineering"
        ],
        [
          "spark ignition",
          "spark ignition#English"
        ]
      ],
      "raw_glosses": [
        "(mechanical engineering) Initialism of spark ignition."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "mechanical",
        "mechanical-engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "supporting information"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of supporting information."
      ],
      "id": "en-SI-en-noun-aQ0uzvgH",
      "links": [
        [
          "supporting information",
          "supporting information#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "special intelligence"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of special intelligence."
      ],
      "id": "en-SI-en-noun-7wok7z9m",
      "links": [
        [
          "special",
          "special#English"
        ],
        [
          "intelligence",
          "intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "systematic internaliser"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Finance",
          "orig": "en:Finance",
          "parents": [
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of systematic internaliser."
      ],
      "id": "en-SI-en-noun-Wz3JFAEX",
      "links": [
        [
          "finance",
          "finance#Noun"
        ],
        [
          "systematic internaliser",
          "systematic internaliser#English"
        ]
      ],
      "raw_glosses": [
        "(finance) Initialism of systematic internaliser."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "business",
        "finance"
      ]
    },
    {
      "alt_of": [
        {
          "word": "swarm intelligence"
        }
      ],
      "categories": [
        {
          "_dis": "1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of swarm intelligence."
      ],
      "id": "en-SI-en-noun-zEqICLSH",
      "links": [
        [
          "swarm intelligence",
          "swarm intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "synthetic intelligence"
        }
      ],
      "categories": [
        {
          "_dis": "4 7 11 3 7 3 4 5 2 2 2 3 4 28 4 4 2 4",
          "kind": "other",
          "langcode": "en",
          "name": "Metric system",
          "orig": "en:Metric system",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of synthetic intelligence."
      ],
      "id": "en-SI-en-noun-4C9GJ8Qh",
      "links": [
        [
          "synthetic intelligence",
          "synthetic intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "sales invoice"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Philippine English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Accounting",
          "orig": "en:Accounting",
          "parents": [
            "Finance",
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Business",
          "orig": "en:Business",
          "parents": [
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of sales invoice."
      ],
      "id": "en-SI-en-noun-MGzo7x2J",
      "links": [
        [
          "accounting",
          "accounting#Noun"
        ],
        [
          "business",
          "business"
        ],
        [
          "sales",
          "sales#English"
        ],
        [
          "invoice",
          "invoice#English"
        ]
      ],
      "raw_glosses": [
        "(Philippines, accounting, business) Initialism of sales invoice."
      ],
      "tags": [
        "Philippines",
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "accounting",
        "business",
        "finance"
      ]
    },
    {
      "alt_of": [
        {
          "word": "statutory instrument"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Canadian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2016 December 15, Richard Kelly, Statutory Instruments, House of Commons Library Briefing Paper 6509, archived from the original on 2022-01-07, page 1:",
          "text": "The scope of SIs varies greatly, from the technical (e.g. to set or vary the dates on which different provisions of an Act will come into force, to change the levels of fines or penalties for offences or to make consequential and transitional provisions) to the much wider-ranging, such as filling out the broad provisions in Acts.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Initialism of statutory instrument."
      ],
      "id": "en-SI-en-noun-U2~1C8Sd",
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "statutory instrument",
          "statutory instrument#English"
        ]
      ],
      "raw_glosses": [
        "(UK, Canada, Australia, law) Initialism of statutory instrument."
      ],
      "tags": [
        "Australia",
        "Canada",
        "UK",
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "law"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "of police, etc",
          "word": "subinspector"
        }
      ],
      "categories": [],
      "examples": [
        {
          "text": "India's first transgender SI"
        }
      ],
      "glosses": [
        "Initialism of subinspector (of police, etc)"
      ],
      "id": "en-SI-en-noun-fs2apyE5",
      "links": [
        [
          "subinspector",
          "subinspector#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "surface interval"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Underwater diving",
          "orig": "en:Underwater diving",
          "parents": [
            "Water sports",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "1 2 7 2 3 4 11 4 2 1 0 1 11 1 4 11 3 11 2 5 2 1 1 5 7",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 1 8 2 3 5 12 4 2 0 0 0 12 1 4 12 3 12 1 5 1 0 0 5 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 3 9 3 4 5 13 5 3 0 0 1 14 2 4 15 4 14",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of surface interval."
      ],
      "id": "en-SI-en-noun-jjAa-vPV",
      "links": [
        [
          "underwater",
          "underwater"
        ],
        [
          "diving",
          "diving#Noun"
        ],
        [
          "surface interval",
          "surface interval#English"
        ]
      ],
      "raw_glosses": [
        "(underwater diving) Initialism of surface interval."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "diving",
        "hobbies",
        "lifestyle",
        "sports",
        "underwater-diving"
      ]
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0 0 0 0 0 0 0 0 0 0 0 0 0 0",
      "english": "statutory instrument, chiefly in citation",
      "word": "S.I."
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "SI (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "sacroiliac"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "Healthcare",
            "All topics",
            "Health",
            "Fundamental",
            "Body"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "SI joint",
          "type": "example"
        }
      ],
      "glosses": [
        "Initialism of sacroiliac."
      ],
      "id": "en-SI-en-adj-48qB~cSK",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "medicine",
          "medicine"
        ],
        [
          "sacroiliac",
          "sacroiliac#English"
        ]
      ],
      "raw_glosses": [
        "(anatomy, medicine) Initialism of sacroiliac."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism",
        "not-comparable"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}
{
  "categories": [
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English proper nouns",
    "English uncomparable adjectives",
    "English uncountable nouns",
    "Pages with 7 entries",
    "Pages with entries",
    "en:Fan fiction",
    "en:Metric system"
  ],
  "derived": [
    {
      "word": "SI prefix"
    },
    {
      "word": "SI unit"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "SI",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Smithsonian Institution"
        }
      ],
      "categories": [
        "English initialisms",
        "English links with redundant alt parameters",
        "English links with redundant wikilinks"
      ],
      "glosses": [
        "Initialism of Smithsonian Institution."
      ],
      "links": [
        [
          "Smithsonian Institution",
          "w:Smithsonian Institution"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "glosses": [
        "International System of Units"
      ],
      "links": [
        [
          "International System of Units",
          "International System of Units"
        ]
      ]
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}

{
  "categories": [
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English proper nouns",
    "English uncomparable adjectives",
    "English uncountable nouns",
    "Pages with 7 entries",
    "Pages with entries",
    "en:Fan fiction",
    "en:Metric system"
  ],
  "forms": [
    {
      "form": "SIs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "SI (countable and uncountable, plural SIs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "signal integrity"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Electronics"
      ],
      "glosses": [
        "Initialism of signal integrity."
      ],
      "links": [
        [
          "electronics",
          "electronics"
        ],
        [
          "signal",
          "signal#English"
        ],
        [
          "integrity",
          "integrity#English"
        ]
      ],
      "raw_glosses": [
        "(electronics) Initialism of signal integrity."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "electronics",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "systems integration"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Technology"
      ],
      "glosses": [
        "Initialism of systems integration."
      ],
      "links": [
        [
          "technology",
          "technology"
        ],
        [
          "systems",
          "systems#English"
        ],
        [
          "integration",
          "integration#English"
        ]
      ],
      "raw_glosses": [
        "(technology) Initialism of systems integration."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "technology"
      ]
    },
    {
      "alt_of": [
        {
          "word": "self-injury"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of self-injury."
      ],
      "links": [
        [
          "self-injury",
          "self-injury#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "suicidal ideation"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of suicidal ideation."
      ],
      "links": [
        [
          "suicidal ideation",
          "suicidal ideation#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "of the author into fan fiction",
          "word": "self-insertion"
        }
      ],
      "categories": [
        "English fandom slang",
        "English initialisms"
      ],
      "glosses": [
        "Initialism of self-insertion. (of the author into fan fiction)"
      ],
      "links": [
        [
          "fandom",
          "fandom"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "self-insertion",
          "self-insertion#English"
        ],
        [
          "fan fiction",
          "fan fiction"
        ]
      ],
      "raw_glosses": [
        "(fandom slang) Initialism of self-insertion. (of the author into fan fiction)"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "slang",
        "uncountable"
      ],
      "topics": [
        "lifestyle"
      ]
    },
    {
      "alt_of": [
        {
          "word": "spark ignition"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Mechanical engineering"
      ],
      "glosses": [
        "Initialism of spark ignition."
      ],
      "links": [
        [
          "mechanical engineering",
          "mechanical engineering"
        ],
        [
          "spark ignition",
          "spark ignition#English"
        ]
      ],
      "raw_glosses": [
        "(mechanical engineering) Initialism of spark ignition."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "mechanical",
        "mechanical-engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "supporting information"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of supporting information."
      ],
      "links": [
        [
          "supporting information",
          "supporting information#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "special intelligence"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of special intelligence."
      ],
      "links": [
        [
          "special",
          "special#English"
        ],
        [
          "intelligence",
          "intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "systematic internaliser"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Finance"
      ],
      "glosses": [
        "Initialism of systematic internaliser."
      ],
      "links": [
        [
          "finance",
          "finance#Noun"
        ],
        [
          "systematic internaliser",
          "systematic internaliser#English"
        ]
      ],
      "raw_glosses": [
        "(finance) Initialism of systematic internaliser."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "business",
        "finance"
      ]
    },
    {
      "alt_of": [
        {
          "word": "swarm intelligence"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of swarm intelligence."
      ],
      "links": [
        [
          "swarm intelligence",
          "swarm intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "synthetic intelligence"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of synthetic intelligence."
      ],
      "links": [
        [
          "synthetic intelligence",
          "synthetic intelligence#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "sales invoice"
        }
      ],
      "categories": [
        "English initialisms",
        "Philippine English",
        "en:Accounting",
        "en:Business"
      ],
      "glosses": [
        "Initialism of sales invoice."
      ],
      "links": [
        [
          "accounting",
          "accounting#Noun"
        ],
        [
          "business",
          "business"
        ],
        [
          "sales",
          "sales#English"
        ],
        [
          "invoice",
          "invoice#English"
        ]
      ],
      "raw_glosses": [
        "(Philippines, accounting, business) Initialism of sales invoice."
      ],
      "tags": [
        "Philippines",
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "accounting",
        "business",
        "finance"
      ]
    },
    {
      "alt_of": [
        {
          "word": "statutory instrument"
        }
      ],
      "categories": [
        "Australian English",
        "British English",
        "Canadian English",
        "English initialisms",
        "English terms with quotations",
        "en:Law"
      ],
      "examples": [
        {
          "ref": "2016 December 15, Richard Kelly, Statutory Instruments, House of Commons Library Briefing Paper 6509, archived from the original on 2022-01-07, page 1:",
          "text": "The scope of SIs varies greatly, from the technical (e.g. to set or vary the dates on which different provisions of an Act will come into force, to change the levels of fines or penalties for offences or to make consequential and transitional provisions) to the much wider-ranging, such as filling out the broad provisions in Acts.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Initialism of statutory instrument."
      ],
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "statutory instrument",
          "statutory instrument#English"
        ]
      ],
      "raw_glosses": [
        "(UK, Canada, Australia, law) Initialism of statutory instrument."
      ],
      "tags": [
        "Australia",
        "Canada",
        "UK",
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "law"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "of police, etc",
          "word": "subinspector"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "examples": [
        {
          "text": "India's first transgender SI"
        }
      ],
      "glosses": [
        "Initialism of subinspector (of police, etc)"
      ],
      "links": [
        [
          "subinspector",
          "subinspector#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "surface interval"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Underwater diving"
      ],
      "glosses": [
        "Initialism of surface interval."
      ],
      "links": [
        [
          "underwater",
          "underwater"
        ],
        [
          "diving",
          "diving#Noun"
        ],
        [
          "surface interval",
          "surface interval#English"
        ]
      ],
      "raw_glosses": [
        "(underwater diving) Initialism of surface interval."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "diving",
        "hobbies",
        "lifestyle",
        "sports",
        "underwater-diving"
      ]
    }
  ],
  "synonyms": [
    {
      "english": "statutory instrument, chiefly in citation",
      "word": "S.I."
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}

{
  "categories": [
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English proper nouns",
    "English uncomparable adjectives",
    "English uncountable nouns",
    "Pages with 7 entries",
    "Pages with entries",
    "en:Fan fiction",
    "en:Metric system"
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "SI (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "sacroiliac"
        }
      ],
      "categories": [
        "English initialisms",
        "English terms with usage examples",
        "en:Anatomy",
        "en:Medicine"
      ],
      "examples": [
        {
          "text": "SI joint",
          "type": "example"
        }
      ],
      "glosses": [
        "Initialism of sacroiliac."
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "medicine",
          "medicine"
        ],
        [
          "sacroiliac",
          "sacroiliac#English"
        ]
      ],
      "raw_glosses": [
        "(anatomy, medicine) Initialism of sacroiliac."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism",
        "not-comparable"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "wikipedia": [
    "SI"
  ],
  "word": "SI"
}

Download raw JSONL data for SI meaning in English (9.3kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-01-10 from the enwiktionary dump dated 2025-01-01 using wiktextract (df33d17 and 4ed51a5). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.