molluscum sebaceum
/məˌlʌskəm səˈbeɪsɪəm/Medicine. Now rare
noun
1= molluscum contagiosum. Now historical.
2= keratoacanthoma. rare.
Origin
Mid 19th century; earliest use found in Charles Fagge (1838–1883), physician. From scientific Latin molluscum sebaceum from post-classical Latin molluscum + post-classical Latin sebaceum, neuter of sebaceus.