allogeneous
/ˌalə(ʊ)ˈdʒiːnɪəs/rare before 19th cent
adjective
Different or distinct in kind; (in later use frequently) specifically belonging to or consisting of a distinct ethnic group.
Origin
Mid 17th century; earliest use found in George Thomson (1619–1677), physician. From Hellenistic Greek ἀλλογενής of another race (from ancient Greek ἀλλο- + -γενής: see -gen) + -ous.