operon

noun op·er·on \ ˈä-pə-ˌrän \

Definition of operon

:a group of closely linked genes that produces a single messenger RNA molecule in transcription and that consists of structural genes and regulating elements (such as an operator and promoter)

Origin and Etymology of operon

borrowed from French opéron, from opérer "to bring about, effect" (going back to Middle French, borrowed from Late Latin operārī "to work, be efficacious") + -on 2-on — more at operate


Medical Dictionary

operon

noun op·er·on \ ˈäp-ə-ˌrän \

medical Definition of operon

:a group of closely linked genes that produces a single messenger RNA molecule in transcription and that consists of structural genes and regulating elements (as an operator and promoter)

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