proponent
Americannoun
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a person who puts forward a proposition or proposal.
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a person who argues in favor of something; an advocate.
- Synonyms:
- enthusiast, champion, supporter
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a person who supports a cause or doctrine; adherent.
- Synonyms:
- enthusiast, champion, supporter
-
a person who propounds a legal instrument, such as a will for probate.
noun
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a person who argues in favour of something
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law a person who seeks probate of a will
Etymology
Origin of proponent
First recorded in 1580–90, proponent is from the Latin word prōpōnent- (stem of prōpōnēns ). See propone, -ent
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Trump has also been a proponent of cryptocurrencies.
From Barron's • Dec. 22, 2025
But is Will a consistent proponent of executive restraint in military matters?
From Salon • Dec. 20, 2025
Kennedy is also, fittingly for his family’s reputation for being full of robust outdoorsmen, a big proponent of getting outside into the woods—advice being made dangerous by the ticks.
From Slate • Dec. 19, 2025
Following the departure of founding chief scientist Ilya Sutskever last year, OpenAI tapped Jakub Patchocki, a strong proponent of reasoning models, to be chief scientist.
From The Wall Street Journal • Dec. 9, 2025
My mother had been a big proponent of live Christmas trees.
From "The Miseducation of Cameron Post" by emily m. danforth
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
