a feverish condition of young children that lasts for some five days during the last two of which the patient has a rose-coloured rash. It is caused by the human herpes virus
2.
any red skin eruption or rash
Derived forms
roseolar (roˈseolar)
adjective
Word origin
C19: from New Latin, diminutive of Latin roseus rosy
roseola in American English
(roʊˈziələ; ˌ roʊziˈoʊlə)
noun
1.
any rose-colored rash
2.
a condition or disease causing such a rash; specif., rubella