rōˈzēələ noun
( -s )
Etymology: New Latin, from Latin roseus rosy — more at roseal
1. : a rose-colored eruption in spots ; specifically : rubella
2. or roseola in·fan·tum -lə.inˈfantəm
[New Latin roseola infantum, literally, roseola of infants]
: a mild disease of infants and children characterized by fever lasting three days followed by an eruption of rose-colored spots
• ro·se·o·lar -lə(r) adjective