Also found in: Dictionary, Encyclopedia.
human parvovirus (HPV)
a small single-stranded deoxyribonucleic acid virion that has been associated with several diseases, including erythema infectiosum and aplastic crises of chronic hemolytic anemias. Parvoviruses of various types also infect wild and domestic animals and may replicate in susceptible cells without a helper virus. See also helper virus, virion.