Try Our Apps


Supposedly vs. Supposably

human parvovirus B19

See under fifth disease.

fifth disease

Pathology. a mild infection, most often seen in children or young adults, caused by a small virus ((the human parvovirus B19)) and marked by a blotchy rash on the cheeks, arms, and legs.
Also called erythema infectiosum.
Origin of fifth disease
so called because it was the fifth in a classification scheme of childhood eruptive diseases Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
British Dictionary definitions for human-parvovirus-b19

fifth disease

a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk Also called slapped-cheek disease Technical name erythema infectiosum
Word Origin
C20: from its being among the five most common childhood infections
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
human-parvovirus-b19 in Medicine

fifth disease n.
See erythema infectiosum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for human parvovirus B19

Few English speakers likely know this word

Word Value for human

Scrabble Words With Friends