Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
A word that has two opposing meanings.
Definition source: English Wiktionary via Wiktextract
Usage: rare
Synonyms: contronym, contranym, enantioseme
Antonyms: none provided
Broader terms: antonym, word, term, seme
History
From auto- + antonym. Coined or reported as autantonym by Joseph T. Shipley in 1960.
