Antonym
WordNet
noun
(1) 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'"
WiktionaryText
Etymology
From and < , Aeolic dialect <
Noun
- A word which has the opposite meaning to another, although not necessarily in all its senses.
- "rich" is an antonym of "poor"; "full" is an antonym of "empty".