membranous urethra
(redirected from Membranous portion of the urethra)membranous urethra
[′mem‚brə·nəs yu̇′rē·thrə] (anatomy)
The part of the urethra between the two facial layers of the urogenital diaphragm.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.