• IPA: /ɪkˈstɪŋkt/, /ɛkˈstɪŋkt/

extinct (not comparable)

  1. (dated) Extinguished, no longer alight (of fire, candles etc.)
    Poor Edward's cigarillo was already extinct.
  2. No longer used; obsolete, discontinued.
    The title became extinct when the last baron died.
    Luckily, such ideas about race are extinct in current sociological theory.
    • Indeed the very fact that the English spelling system writes in there as two words but therein as one word might be taken as suggesting that only the former is a productive syntactic construction in Modern English, the latter being a now extinct construction which has left behind a few fossil remnants in the form of compound words such as thereby.
  3. (of a group of organisms, as a species) No longer in existence; having died out.
    The dinosaurs have been extinct for millions of years.
  4. (geology) No longer active.
    Most of the volcanos on this island are now extinct.
    The found the sites of extinct geysers.
Synonyms Antonyms Related terms Translations Translations Translations Translations Verb

extinct (extincts, present participle extincting; past and past participle extincted)

  1. (transitive, nonstandard) To make extinct; to extinguish or annihilate.

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