critically endangered

American  

[krit-i-klee en-deyn-jerd] / ˈkrɪt ɪ kli ɛnˈdeɪn dʒərd /

adjective

Biology, Ecology.

1. (of athreatened 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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Etymology

Origin of critically endangered

First recorded in 1945–50

Example Sentences

See Examples For:

critically endangered

He generally sees humpbacks but sometimes other species including the still critically endangered North Atlantic Right whale.

From Barron's ● Aug. 18, 2026

But a Cal Fire firefighter stepped in on Tuesday, escorting a staff member to the property so she could release the critically endangered birds back into the wild.

From Los Angeles Times ● Aug. 13, 2026

Until recently, babirusas were considered vulnerable to extinction by the International Union for the Conservation of Nature, external, but are due to be upgraded to "critically endangered", the zoo said.

From BBC ● Aug. 12, 2026

The park, a one-hour bush-plane flight from Anchorage, is known for its abundance of brown bears, horned puffins and critically endangered beluga whales.

From The Wall Street Journal ● Aug. 12, 2026

Experts say its survival depends on swift international cooperation to eliminate gillnet fishing within its habitat and prevent the disappearance of one of the ocean's most critically endangered species.

From Science Daily ● Jun. 17, 2026