antonym

an·to·nym  (nt-nm)

n.

A word having a meaning opposite to that of another word: The word wet is an antonym of the word dry.

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[ant(i)- + -onym.]

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anto·nymic adj.

an·tony·mous (n-tn-ms) adj.

an·tony·my n.

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antonym

Noun

a word that means the opposite of another [Greek anti- opposite + onoma name]

Thesaurus

Noun

1.

antonym - a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other; "to him the antonym of `gay' was `depressed'" opposite, opposite word word - a unit of language that native speakers can identify; "words are the blocks from which sentences are made"; "he hardly said ten words all morning" direct antonym - antonyms that are commonly associated (e.g., `wet' and `dry') indirect antonym - antonyms whose opposition is mediated (e.g., the antonymy of `wet' and `parched' is mediated by the similarity of `parched' to `dry') equivalent word, synonym - two words that can be interchanged in a context are said to be synonymous relative to that context