permease

American

[pur-mee-ays, -ayz] / ˈpɜr miˌeɪs, -ˌeɪz /

noun

Biochemistry.

any of the proteins that mediate the transport of various molecules across biological membranes.

< French perméase (1956), equivalent to permé ( able ) permeable + -ase -ase

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023