endangered

adjective

en·​dan·​gered in-ˈdān-jərd How to pronounce endangered (audio)
en-
Synonyms of endangerednext
: being or relating to an endangered species
an endangered bird
put on the endangered list

Examples of endangered in a Sentence

a daring attempt to rescue the endangered passengers from the burning boat
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The second-largest whale species after blue whales, fin whales are classified as an endangered species, according to NOAA. Thao Nguyen, USA Today, 22 June 2026 Fin whales are an endangered species that is particularly threatened by vessel strikes. Emily Mae Czachor, CBS News, 22 June 2026 Founded in 1941 by Richard Archbold, a wealthy explorer with ties to Standard Oil, the 20,000-acre facility (including Buck Island Ranch) fields studies of many different wildlife species, but its flagship is an endangered bird, the Scrub Jay. Jim Clash, Forbes.com, 19 June 2026 Earlier this year, a judge ordered the closure of roughly 2,000 miles of off highway vehicle trails in the western Mojave to protect the endangered desert tortoise. Los Angeles Times, 19 June 2026 See All Example Sentences for endangered

Word History

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of endangered was in 1964

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Cite this Entry

“Endangered.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/endangered. Accessed 25 Jun. 2026.

Kids Definition

endangered

adjective
en·​dan·​gered
: threatened with extinction
an endangered species

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