"ARPA" meaning in English

See ARPA in All languages combined, or Wiktionary

Proper name

IPA: /ˈɑɹ.pə/
Head templates: {{en-prop}} ARPA
  1. (military, US, historical) Acronym of Advanced Research Projects Agency, renamed to DARPA in 1972. Tags: US, abbreviation, acronym, alt-of, historical Alternative form of: Advanced Research Projects Agency, renamed to DARPA in 1972
    Sense id: en-ARPA-en-name-j1a-lbFZ Categories (other): American English, English links with redundant alt parameters, Military, English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 41 13 40 6 Disambiguation of Pages with 1 entry: 37 15 42 7 Disambiguation of Pages with entries: 36 19 40 5 Topics: government, military, politics, war
  2. (navigation) Initialism of Automatic Radar Plotting Aid. Tags: abbreviation, alt-of, initialism Alternative form of: Automatic Radar Plotting Aid
    Sense id: en-ARPA-en-name-ywNoT30B Categories (other): Navigation, English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 41 13 40 6 Disambiguation of Pages with 1 entry: 37 15 42 7 Disambiguation of Pages with entries: 36 19 40 5
  3. (US politics) Acronym of American Rescue Plan Act. Tags: US, abbreviation, acronym, alt-of Alternative form of: American Rescue Plan Act
    Sense id: en-ARPA-en-name-V5mrQfjr Categories (other): US politics, English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 41 13 40 6 Disambiguation of Pages with 1 entry: 37 15 42 7 Disambiguation of Pages with entries: 36 19 40 5 Topics: government, politics
  4. (politics) Initialism of Association for Reformed Political Action. Tags: abbreviation, alt-of, initialism Alternative form of: Association for Reformed Political Action
    Sense id: en-ARPA-en-name-hIiD197a Categories (other): Politics Topics: government, politics
The following are not (yet) sense-disambiguated
Derived forms: ARPAbet, ARPANET Related terms: ARPA-E
{
  "derived": [
    {
      "_dis1": "0 0 0 0",
      "word": "ARPAbet"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "ARPANET"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ARPA",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "_dis1": "0 0 0 0",
      "word": "ARPA-E"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "Advanced Research Projects Agency"
        },
        {
          "word": "renamed to DARPA in 1972"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Military",
          "orig": "en:Military",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "41 13 40 6",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "37 15 42 7",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "36 19 40 5",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Acronym of Advanced Research Projects Agency, renamed to DARPA in 1972."
      ],
      "id": "en-ARPA-en-name-j1a-lbFZ",
      "links": [
        [
          "military",
          "military"
        ],
        [
          "Advanced Research Projects Agency",
          "w:Advanced Research Projects Agency"
        ],
        [
          "DARPA",
          "DARPA"
        ]
      ],
      "raw_glosses": [
        "(military, US, historical) Acronym of Advanced Research Projects Agency, renamed to DARPA in 1972."
      ],
      "tags": [
        "US",
        "abbreviation",
        "acronym",
        "alt-of",
        "historical"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Automatic Radar Plotting Aid"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Navigation",
          "orig": "en:Navigation",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "41 13 40 6",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "37 15 42 7",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "36 19 40 5",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of Automatic Radar Plotting Aid."
      ],
      "id": "en-ARPA-en-name-ywNoT30B",
      "links": [
        [
          "navigation",
          "navigation"
        ],
        [
          "Automatic Radar Plotting Aid",
          "w:Automatic Radar Plotting Aid"
        ]
      ],
      "qualifier": "navigation",
      "raw_glosses": [
        "(navigation) Initialism of Automatic Radar Plotting Aid."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "alt_of": [
        {
          "word": "American Rescue Plan Act"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "US politics",
          "orig": "en:US politics",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "41 13 40 6",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "37 15 42 7",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "36 19 40 5",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              18,
              22
            ]
          ],
          "ref": "2025 May 20, “The One, Big, Beautiful Bill”, in United States House Committee on Ways & Means, page 26:",
          "text": "This reverses the ARPA provision that lowered the reporting threshold to $600 with no minimum on the number of transactions.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Acronym of American Rescue Plan Act."
      ],
      "id": "en-ARPA-en-name-V5mrQfjr",
      "links": [
        [
          "American Rescue Plan Act",
          "w:American Rescue Plan Act"
        ]
      ],
      "raw_glosses": [
        "(US politics) Acronym of American Rescue Plan Act."
      ],
      "tags": [
        "US",
        "abbreviation",
        "acronym",
        "alt-of"
      ],
      "topics": [
        "government",
        "politics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Association for Reformed Political Action"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Politics",
          "orig": "en:Politics",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of Association for Reformed Political Action."
      ],
      "id": "en-ARPA-en-name-hIiD197a",
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "Association",
          "association#English"
        ],
        [
          "Reformed",
          "reformed#English"
        ],
        [
          "Political",
          "political#English"
        ],
        [
          "Action",
          "action#English"
        ]
      ],
      "raw_glosses": [
        "(politics) Initialism of Association for Reformed Political Action."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "government",
        "politics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑɹ.pə/"
    }
  ],
  "word": "ARPA"
}
{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English proper nouns",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "derived": [
    {
      "word": "ARPAbet"
    },
    {
      "word": "ARPANET"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ARPA",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "word": "ARPA-E"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "Advanced Research Projects Agency"
        },
        {
          "word": "renamed to DARPA in 1972"
        }
      ],
      "categories": [
        "American English",
        "English acronyms",
        "English links with redundant alt parameters",
        "English terms with historical senses",
        "en:Military"
      ],
      "glosses": [
        "Acronym of Advanced Research Projects Agency, renamed to DARPA in 1972."
      ],
      "links": [
        [
          "military",
          "military"
        ],
        [
          "Advanced Research Projects Agency",
          "w:Advanced Research Projects Agency"
        ],
        [
          "DARPA",
          "DARPA"
        ]
      ],
      "raw_glosses": [
        "(military, US, historical) Acronym of Advanced Research Projects Agency, renamed to DARPA in 1972."
      ],
      "tags": [
        "US",
        "abbreviation",
        "acronym",
        "alt-of",
        "historical"
      ],
      "topics": [
        "government",
        "military",
        "politics",
        "war"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Automatic Radar Plotting Aid"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Navigation"
      ],
      "glosses": [
        "Initialism of Automatic Radar Plotting Aid."
      ],
      "links": [
        [
          "navigation",
          "navigation"
        ],
        [
          "Automatic Radar Plotting Aid",
          "w:Automatic Radar Plotting Aid"
        ]
      ],
      "qualifier": "navigation",
      "raw_glosses": [
        "(navigation) Initialism of Automatic Radar Plotting Aid."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "alt_of": [
        {
          "word": "American Rescue Plan Act"
        }
      ],
      "categories": [
        "English acronyms",
        "English terms with quotations",
        "en:US politics"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              18,
              22
            ]
          ],
          "ref": "2025 May 20, “The One, Big, Beautiful Bill”, in United States House Committee on Ways & Means, page 26:",
          "text": "This reverses the ARPA provision that lowered the reporting threshold to $600 with no minimum on the number of transactions.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Acronym of American Rescue Plan Act."
      ],
      "links": [
        [
          "American Rescue Plan Act",
          "w:American Rescue Plan Act"
        ]
      ],
      "raw_glosses": [
        "(US politics) Acronym of American Rescue Plan Act."
      ],
      "tags": [
        "US",
        "abbreviation",
        "acronym",
        "alt-of"
      ],
      "topics": [
        "government",
        "politics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "Association for Reformed Political Action"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Politics"
      ],
      "glosses": [
        "Initialism of Association for Reformed Political Action."
      ],
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "Association",
          "association#English"
        ],
        [
          "Reformed",
          "reformed#English"
        ],
        [
          "Political",
          "political#English"
        ],
        [
          "Action",
          "action#English"
        ]
      ],
      "raw_glosses": [
        "(politics) Initialism of Association for Reformed Political Action."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "government",
        "politics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑɹ.pə/"
    }
  ],
  "word": "ARPA"
}

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-12-23 from the enwiktionary dump dated 2025-12-02 using wiktextract (6fdc867 and 9905b1f). 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.