Definitions

extinct

[ik-stingkt] / ɪkˈstɪŋkt /

ADJECTIVE

dead, obsolete

Synonyms

WEAK

abolished archaic asleep bygone cold dead and gone deceased defunct departed disappeared done for doused ended exanimate exterminated extinguished fallen gone inactive late lifeless lost no longer known outmoded passed on passé snuffed out superseded terminated unknown vanished vanquished void wiped-out

Antonyms

WEAK

alive existing extant living

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Maybe not enough to make humans go extinct.

From Salon • Jun. 15, 2026

"To fill that gap, my research team embarked on a large-scale project to expand what is known about human genetic variation, including genetic variants inherited from extinct hominins."

From Science Daily • Jun. 14, 2026

Studies indicate that the species - which was only discovered in 2017 - will go extinct if it continues to lose more than 1% of its population annually.

From BBC • Jun. 11, 2026

Colossal Biosciences claims to be on the road to reviving another extinct species.

From Los Angeles Times • Jun. 11, 2026

And since Tsar Kazimir had made magic use illegal ten years ago, magic training had become extinct.

From Anya and the Dragon by Sofiya Pasternack

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