permease

[ pur-mee-eys, -eyz ]
/ ˈpɜr miˌeɪs, -ˌeɪz /

noun Biochemistry.

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

QUIZZES

HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!

Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite

Origin of permease

< French perméase (1956), equivalent to permé(able) permeable + -ase -ase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for permease

permease
[ pûrmē-ās′ ]

n.

An enzyme that promotes the passage of a substance across a cell membrane.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.