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Definition of promoter

promoter

/prəˈmoʊtər/
pro · mot · er

Plural:promoters
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promoter Lexical Profile

promoter Game Scores & Validity

• noun

1

A person or organization that actively supports, encourages, or advocates for a cause, idea, or enterprise.

Example

"She has long been a tireless promoter of environmental conservation and renewable energy."


2

A person or company that finances, organizes, and publicizes commercial events, especially concerts, theatrical productions, or sporting matches.

Example

"The concert promoter booked the stadium months in advance for the band's world tour."


3

A specific region of DNA located upstream of a gene where RNA polymerase and transcription factors bind to initiate transcription.

Example

"Mutations in the gene's promoter region can significantly reduce protein expression."


4

A substance added in small amounts to a catalyst to increase its activity or selectivity in a chemical reaction.

Example

"Potassium oxide is commonly used as a chemical promoter in the industrial synthesis of ammonia."

Synonyms
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Antonyms
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• Rhymes for promoter

Word Origin & Etymology

Late Middle English, from Anglo-Norman French 'promotour' and Medieval Latin 'promotor', ultimately from the Latin verb 'promovere', meaning 'to move forward'.

Cite this Entry


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