Dictionary
her'pes sim'plex
Pronunciation: (sim'pleks), [key]either of two herpes diseases caused by a herpesvirus that infects humans and some other animals and produces small, transient blisters on the skin or mucous membranes, one type of virus
(herpes simplex virus type 1, or HSV-1) usually associated with oral herpes but also causing genital herpes and the other
(herpes simplex virus type 2, or HSV-2) usually causing genital herpes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.