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exterminated extinguished fallen gone inactive late lifeless lost no longer known outmoded passed on passé snuffed out superseded terminated unknown vanished vanquished void wiped-out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.

Extinct moss is being reintroduced across Yorkshire's moors in the fight against climate change.

From BBC • Feb. 8, 2026

Extinct relatives of the capybara grew to the size of cows.

From Science Daily • May 28, 2024

Extinct Chinook salmon would be an ecological and recreational loss, especially for Idahoans who rely on these fish, Thurow said.

From Seattle Times • Aug. 15, 2022

Extinct or Alive In Vietnam, host Forrest Galante teams up with a conservation group working to save the largest turtle species in the world from extinction.

From Los Angeles Times • Nov. 26, 2019

“Yes. Extinct in Kievan Rus’, in the Northlands, in Ingria and the land of the Karelians, even all the way to the islands of Alba.”

From Anya and the Dragon by Sofiya Pasternack

Vocabulary lists containing extinct

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