[trans-mem-breyn, tranz-]

adjective Biology.

occurring across a membrane, as an electric potential or the transport of ions or gases.

Origin of transmembrane

First recorded in 1940–45; trans- + membrane Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

transmembrane in Medicine


[trăns-mĕmbrān, trănz-]


Passing or occurring across a membrane.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.