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
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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.
"It was an intelligence failure," says Cheong Seong-chang, a North Korea watcher and vice-president at Sejong Institute who was an early proponent of the theory that Ju Ae will become the heir.
From BBC • Mar. 1, 2026
Verma has been a longtime proponent of using alternative assets to diversify his clients’ investments and hedge against risk in their equity portfolios.
From The Wall Street Journal • Feb. 25, 2026
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
A proponent of the Great Books series—which he had read twice—Uncle Pete was engaged with serious thought and Italian opera.
From "Middlesex: A Novel" by Jeffrey Eugenides
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.
