[poks-vahy-ruh s]
noun, plural pox·vi·rus·es.
  1. any of a group of large, brick-shaped DNA-containing viruses that infect humans and other animals, including the viruses of smallpox and various other poxes.

Origin of poxvirus

First recorded in 1940–45; pox + virus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

poxvirus in Medicine


  1. A virus of the family Poxviridae.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.