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extinct

• (a) no longer in existence; lost or especially having died out leaving no living representatives
  • an extinct species of fish
  • an extinct royal family
  • extinct laws and customs
  nonextant,
• (a) (of e.g. volcanos) permanently inactive
  • an extinct volcano
• (s) being out or having grown cold
  • threw his extinct cigarette into the stream
  • the fire is out
  out,

Synonyms

nonextant out

Antonyms

extant active

See also

nonexistent

Words of close approximity