Learn how to say Roseola correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word roseola:
[mass noun] Medicine
a rose-coloured rash occurring in measles, typhoid fever, syphilis, and some other diseases.
(in full roseola infantum /ɪnˈfantəm/) a disease of young children in which a fever is followed by a rash, caused by a herpesvirus.
early 19th century: modern variant of rubeola, from Latin roseus ‘rose-coloured’