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Definition of proponent

proponent

/prəˈpoʊ.nənt/
pro · po · nent
Plural:proponents
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proponent Lexical Profile

proponent Game Scores & Validity

• noun

1

A person who actively argues in favor of, supports, or promotes a particular theory, proposal, or cause.

Example

"She has long been a vocal proponent of renewable energy initiatives in urban planning."

2

A party in a legal proceeding who propounds or offers a document, such as a will for probate, or who bears the burden of proving a motion or claim.

Example

"Under the rules of evidence, the proponent of the contested document must establish its authenticity before the court."

Synonyms
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Antonyms
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• Rhymes for proponent

• Nearby Words

prophetical
prophetically
prophylactic
proponent
proportion
proportional
proportionality

Word Origin & Etymology

Borrowed in the late 16th century from Latin proponentem, the present participle of proponere ('to put forth' or 'to propose'), formed from pro- ('forward') and ponere ('to place').

Cite this Entry

Wordmom. (2026). Definition of Proponent. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/proponent
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