One of the mysteries of the English language finally explained.
Different or distinct in kind; (in later use frequently) specifically belonging to or consisting of a distinct ethnic group.
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.
In this article we explore how to impress employers with a spot-on CV.