Herpesvirus \Her"pes*vir`us\, n. (Med.)
any of several dozen DNA-containing virus of the family
{Herpetoviridae}, including among them such
human-disease-causing agents as {Herpes simplex virus}
causing oral and genital {herpes}, {varicella-zoster virus}
({Herpes zoster virus}) causing shingles and chickenpox
(varicella), {Epstein-Barr virus} (EB virus) causing
infectious mononucleosis, and {Cytomegalovirus}.
[PJC]