/ Dictionary / Index P poxvirus: Meaning and Definition of Find definitions for: pox•vi•rus Pronunciation: (poks'vī"rus), [key] — -rus•es. 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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: poxvirus (Thesaurus) pox Poyang Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language