roseola
nounA rose-colored skin rash, sometimes occurring with diseases such as measles, syphilis, or scarlet fever.
nounIn pathology, a kind of rash or rose-colored efflorescence, mostly symptomatic, occurring in connection with different febrile complaints. Also called
A rose-colored efflorescence upon the skin, occurring in circumscribed patches of little or no elevation and often alternately fading and reviving; also, an acute specific disease which is characterized by an eruption of this character; — called also
Any
any red eruption of the skin