"Ac" meaning in English

See Ac in All languages combined, or Wiktionary

Noun

Forms: Acs [plural]
Head templates: {{en-noun}} Ac (plural Acs)
  1. (slang, African-American Vernacular) The Acura Legend automobile. Tags: slang
    Sense id: en-Ac-en-noun-jY9c5x70 Categories (other): African-American Vernacular English, English entries with incorrect language header, Pages with 4 entries, Pages with entries, Chemical notation Disambiguation of English entries with incorrect language header: 59 8 18 10 5 Disambiguation of Pages with 4 entries: 69 9 15 4 3 Disambiguation of Pages with entries: 73 6 17 2 2 Disambiguation of Chemical notation: 20 20 20 20 20

Noun

Head templates: {{head|en|noun}} Ac
  1. Initialism of air-conditioning. Tags: abbreviation, alt-of, initialism Alternative form of: air-conditioning
    Sense id: en-Ac-en-noun-cFZkXDHP Categories (other): Chemical notation Disambiguation of Chemical notation: 20 20 20 20 20
  2. (meteorology) Initialism of altocumulus cloud. Tags: abbreviation, alt-of, initialism Alternative form of: altocumulus cloud
    Sense id: en-Ac-en-noun-C3kDh1eI Categories (other): Meteorology, Chemical notation Disambiguation of Chemical notation: 20 20 20 20 20 Topics: climatology, meteorology, natural-sciences
  3. Abbreviation of acetate. Tags: abbreviation, alt-of Alternative form of: acetate
    Sense id: en-Ac-en-noun-UlrrtCTP Categories (other): Chemical notation Disambiguation of Chemical notation: 20 20 20 20 20
  4. Abbreviation of acetyl. Tags: abbreviation, alt-of Alternative form of: acetyl
    Sense id: en-Ac-en-noun-udZ0rMFW Categories (other): Chemical notation Disambiguation of Chemical notation: 20 20 20 20 20

Inflected forms

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  "forms": [
    {
      "form": "Acs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "name": "en-noun"
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "African-American Vernacular English",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "59 8 18 10 5",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "69 9 15 4 3",
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "73 6 17 2 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 20 20 20 20",
          "kind": "other",
          "langcode": "en",
          "name": "Chemical notation",
          "orig": "en:Chemical notation",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              20,
              22
            ]
          ],
          "ref": "1994, Notorious B.I.G., Unbelievable:",
          "text": "With the Mac in the Ac door paneling",
          "type": "quote"
        }
      ],
      "glosses": [
        "The Acura Legend automobile."
      ],
      "id": "en-Ac-en-noun-jY9c5x70",
      "links": [
        [
          "automobile",
          "automobile"
        ]
      ],
      "qualifier": "African-American Vernacular",
      "raw_glosses": [
        "(slang, African-American Vernacular) The Acura Legend automobile."
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "Ac"
}

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  "head_templates": [
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "air-conditioning"
        }
      ],
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        {
          "_dis": "20 20 20 20 20",
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          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of air-conditioning."
      ],
      "id": "en-Ac-en-noun-cFZkXDHP",
      "links": [
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    {
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          "word": "altocumulus cloud"
        }
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          "_dis": "20 20 20 20 20",
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          "name": "Chemical notation",
          "orig": "en:Chemical notation",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of altocumulus cloud."
      ],
      "id": "en-Ac-en-noun-C3kDh1eI",
      "links": [
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        ],
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      ],
      "raw_glosses": [
        "(meteorology) Initialism of altocumulus cloud."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "climatology",
        "meteorology",
        "natural-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "acetate"
        }
      ],
      "categories": [
        {
          "_dis": "20 20 20 20 20",
          "kind": "other",
          "langcode": "en",
          "name": "Chemical notation",
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          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Abbreviation of acetate."
      ],
      "id": "en-Ac-en-noun-UlrrtCTP",
      "links": [
        [
          "acetate",
          "acetate#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    },
    {
      "alt_of": [
        {
          "word": "acetyl"
        }
      ],
      "categories": [
        {
          "_dis": "20 20 20 20 20",
          "kind": "other",
          "langcode": "en",
          "name": "Chemical notation",
          "orig": "en:Chemical notation",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Abbreviation of acetyl."
      ],
      "id": "en-Ac-en-noun-udZ0rMFW",
      "links": [
        [
          "acetyl",
          "acetyl#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "Ac"
}
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    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "Pages with 4 entries",
    "Pages with entries",
    "en:Chemical notation"
  ],
  "forms": [
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  "pos": "noun",
  "senses": [
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      "categories": [
        "African-American Vernacular English",
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        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
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          "bold_text_offsets": [
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              20,
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            ]
          ],
          "ref": "1994, Notorious B.I.G., Unbelievable:",
          "text": "With the Mac in the Ac door paneling",
          "type": "quote"
        }
      ],
      "glosses": [
        "The Acura Legend automobile."
      ],
      "links": [
        [
          "automobile",
          "automobile"
        ]
      ],
      "qualifier": "African-American Vernacular",
      "raw_glosses": [
        "(slang, African-American Vernacular) The Acura Legend automobile."
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "Ac"
}

{
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    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "Pages with 4 entries",
    "Pages with entries",
    "en:Chemical notation"
  ],
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "word": "air-conditioning"
        }
      ],
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      ],
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        "Initialism of air-conditioning."
      ],
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        "abbreviation",
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    },
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          "word": "altocumulus cloud"
        }
      ],
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      ],
      "glosses": [
        "Initialism of altocumulus cloud."
      ],
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          "meteorology"
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          "altocumulus",
          "altocumulus#English"
        ]
      ],
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        "(meteorology) Initialism of altocumulus cloud."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "climatology",
        "meteorology",
        "natural-sciences"
      ]
    },
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          "word": "acetate"
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        "Abbreviation of acetate."
      ],
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          "word": "acetyl"
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        "Abbreviation of acetyl."
      ],
      "links": [
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          "acetyl",
          "acetyl#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "Ac"
}

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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.