- any rose-colored rash
- a condition or disease causing such a rash; specif., rubella
Origin of roseolaModL, diminutive ; from Classical Latin roseus, rosy
A rose-colored skin rash, sometimes occurring with diseases such as measles, syphilis, or scarlet fever.
Origin of roseolaNew Latin, from diminutive of Latin roseus, rosy, from rosa, rose.
(countable and uncountable, plural roseolas or roseolae)