varicella-zoster virus

from The Collaborative International Dictionary of English v.0.48

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]