difficulty in achieving or maintaining an erection of the penis; impotence.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for erectile dysfunction
The inability to achieve penile erection or to maintain an erection until ejaculation.impotence
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.