- a word opposite in meaning to another. Fast is an antonym of slow.Compare synonym(def 1).
Origin of antonym
Examples from the Web for antonyms
In the series we have prepared, the verbs are either synonyms or antonyms.Montessori Elementary Materials
Antonyms: unamenable, unaccountable, disobedient, insubmissive.
Antonyms are words that are opposed to another word in meaning.
In many instances, however, a list of antonyms is unnecessary.
Antonyms: disconnection, detachment, isolation, incoherence.
- a word that means the opposite of another word``empty'' is an antonym of ``full''
Word Origin and History for antonyms
1867, coined to serve as opposite of synonym, from Greek anti- "equal to, instead of, opposite" (see anti-) + -onym "name" (see name (n.)). Perhaps introduced to English in the book "Synonyms and Antonyms" (1867) by the Ven. C.J. Smith, M.A.
UNDER the head of Synonyms and Antonyms, Archdeacon Smith arranges words which form an antithesis to one another. The word "antonym" is, we believe, a new formation but useful. ["Journal of Sacred Literature," July 1867]
French antonyme (1842), German antonym (by 1859) are older. The un-Greek alternative counterterm has been left to fade.
Two words with opposite meanings. Cold and hot are antonyms; so are small and large. (Compare synonyms.)