euthanize

verb

eu·​tha·​nize ˈyü-thə-ˌnīz How to pronounce euthanize (audio)
variants or less commonly euthanatize
euthanized also euthanatized; euthanizing also euthanatizing
Synonyms of euthanizenext

transitive verb

: to subject to euthanasia

Examples of euthanize in a Sentence

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.
After fighting valiantly to ward off injury, the horse was euthanized in 2007, his courageous battle forever remembered at Churchill Downs, where his statue stands outside of Gate 1. Dana O’Neil, CNN Money, 9 May 2026 Shera, a female African lion, died Thursday at the National Zoo in Washington after suffering a decline in mobility and being euthanized by keepers at the facility. Dana Hedgpeth, Washington Post, 8 May 2026 One of the oldest lions in the country was humanely euthanized on Thursday, May 7, the National Zoo announced. Michelle Del Rey, USA Today, 8 May 2026 They are then left to suffer and die or be euthanized. Alexa Herrera, CBS News, 8 May 2026 See All Example Sentences for euthanize

Word History

Etymology

Greek euthanatos

First Known Use

1873, in the meaning defined above

Time Traveler
The first known use of euthanize was in 1873

Browse Nearby Words

Cite this Entry

“Euthanize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/euthanize. Accessed 14 May. 2026.

Medical Definition

euthanize

transitive verb
eu·​tha·​nize
ˈyü-thə-ˌnīz
variants also euthanatize
yu̇-ˈthan-ə-ˌtīz
euthanized also euthanatized; euthanizing also euthanatizing
: to subject to euthanasia
the dog was euthanized at the owner's request

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