: a small molecule that activates a particular genetic repressor by combining with it

Word History

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of corepressor was in 1963

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Cite this Entry

“Corepressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/corepressor. Accessed 18 Apr. 2025.

Medical Definition

corepressor

noun
: a small molecule that activates a particular genetic repressor by combining with it
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