First Known Use: 1611
Dictionary
repressor
noun re·pres·sor \ri-ˈpre-sər\
Definition of REPRESSOR
: one that represses; especially : a protein that is determined by a regulatory gene, binds to a genetic operator, and inhibits the initiation of transcription of messenger RNA
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Origin of REPRESSOR
New Latin
Rhymes with REPRESSOR
Medical Dictionary
repressor
noun re·pres·sor \ri-ˈpres-ər\
Medical Definition of REPRESSOR
: one that represses; especially : a protein that is determined by a regulatory gene, binds to a genetic operator, and inhibits the initiation of transcription of messenger RNA
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