Meaning of herpes simplex

her'pes sim'plex

Pronunciation: (sim'pleks), [key]
  1. 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 virususually associated with oral herpes but also causing genital herpes and the otherusually causing genital herpes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.