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critically endangered

[ krit-i-klee en-deyn-jerd ]

adjective

Biology, Ecology.
  1. (of a threatened species ) having the highest risk of extinction, as categorized by the IUCN Red List: : CR

    The list of critically endangered frog species is alarmingly long.



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Word History and Origins

Origin of critically endangered1

First recorded in 1945–50
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Example Sentences

Examples have not been reviewed.

After a whirlwind journey around the world, during which they were nabbed, rescued and quarantined, eight critically endangered Fijian iguanas have finally arrived at their new home at the San Diego Zoo.

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Wildlife officials feared critically endangered steelhead trout rescued from the Palisades fire burn scar might not be up for spawning after all they’d been through over the last few months.

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She documents trees moving in South America to find survivable habitats, the plight of the critically endangered Sumatran rhino and a small experimental effort to save the dying Great Barrier Reef.

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Colossal’s Chief Executive Ben Lamm said the company wants to pair their “de-extinction events” with work they’re doing to protect critically endangered species.

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Sunflower stars landed on the International Union for Conservation of Nature’s critically endangered list in 2020.

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criticallycritical mass