unopposed

adjective

un·​op·​posed ˌən-ə-ˈpōzd How to pronounce unopposed (audio)
1
: not opposed
an unopposed invasion
: having no opponent
a politician who is running for election unopposed
2
medical : being or relating to estrogen replacement therapy in which a progestin (such as medroxyprogesterone acetate) is not coadministered to reduce the potential risks (such as endometrial cancer) associated with estrogen used alone
A woman who has had her uterus removed can take the estrogen "unopposed"—that is, without the addition of progestin.Consumer Reports

Examples of unopposed in a Sentence

Recent Examples on the Web
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In December, Saudi was confirmed as the host nation of the 2034 men’s World Cup following an unopposed bid for the tournament. Colin Millar, New York Times, 12 July 2025 Meanwhile the city’s Republican Party, a diminished institution whose line Mike Bloomberg rented, allowed the gadfly Curtis Sliwa to take its nomination unopposed. Liz Hoffman, semafor.com, 25 June 2025 Meanwhile, on Murphy’s docket, the Justice Department filed an unopposed motion seeking additional time, until Friday, to submit discovery motions related to its removal of four additional migrants after the initial restraining order. Kaelan Deese, The Washington Examiner, 27 May 2025 Felder repeatedly ran unopposed on the party line for the Democratic and Republican parties. Jared Gans, The Hill, 21 May 2025 See All Example Sentences for unopposed

Word History

First Known Use

1625, in the meaning defined at sense 1

Time Traveler
The first known use of unopposed was in 1625

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Cite this Entry

“Unopposed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unopposed. Accessed 20 Jul. 2025.

Medical Definition

unopposed

adjective
un·​op·​posed -ə-ˈpōzd How to pronounce unopposed (audio)
: being or relating to estrogen replacement therapy in which a progestin (as medroxyprogesterone acetate) is not coadministered to reduce the potential risks (as endometrial cancer) associated with estrogen used alone
Last Updated: - Updated example sentences
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