noun Etymology: from its enumeration as the fifth of five exanthematous childhood diseases known at the time of its description Date: circa 1941 an acute disease especially of children caused by a parvovirus species ( B19 virus of the genus Erythrovirus ) and characterized by fever, malaise, and a blotchy red rash on the cheeks which spreads to the extremities
FIFTH DISEASE
Meaning of FIFTH DISEASE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012