endangered

1 of 2

adjective

en·​dan·​gered in-ˈdān-jərd 

en-

: being or relating to an endangered species

an endangered bird

put on the endangered list

endangered

2 of 2

past tense and past participle of endanger

Synonyms of endangered

Adjective

• vulnerable
• susceptible
• sensitive
• exposed

Examples of endangered in a Sentence

Adjective

a daring attempt to rescue the endangered passengers from the burning boat

Recent Examples on the Web

Adjective

The investigation, first reported by Abridged by PBS KVIE, may relate to the endangered vernal pool tadpole shrimp present in the site’s seasonal wetlands. — Daniel Lempres, Sacbee.com, 28 Sep. 2026

But the film is something of an endangered species since studios have more or less stopped making theatrical comedies. — Brent Lang, IndieWire, 25 Sep. 2026

Ponya and Pilot were paired through the SSP as part of a nationwide effort to support the future of the endangered species, the Beardsley Zoo said. — Stephen Underwood, Hartford Courant, 25 Sep. 2026

The small cetaceans are the most endangered dolphins in the southwestern Atlantic. — Gina Kalsi, PEOPLE, 25 Sep. 2026

Word History

First Known Use

Adjective

1964, in the meaning defined above

Phrases Containing endangered

• endangered list
• endangered species

Kids Definition

endangered

adjective

en·​dan·​gered

: threatened with extinction

an endangered species