Extinct Definition

ĭk-stĭngkt
adjective
Having died down or burned out; extinguished.
An extinct fire.
Webster's New World
No longer in existence or use; specif., having no living examples.
An extinct species.
Webster's New World
No longer active.
An extinct volcano.
Webster's New World
No longer spoken as a native language.
Webster's New World
That no living person holds or can claim.
Webster's New World
Antonyms:

Origin of Extinct

  • Recorded since 1432; from Latin extinctus, the past participle of extinguere (“to put out, destroy, abolish, extinguish”), corresponding to ex- + stinguere (“to quench”)

    From Wiktionary

  • Middle English from Latin exstīnctus past participle of exstinguere to extinguish extinguish

    From American Heritage Dictionary of the English Language, 5th Edition

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