Word Origin & History
Cain
elder son of Adam and Eve, from Heb. Qayin, lit. "created one," also "smith," from Sem. stem q-y-n "to form, to fashion." To raise Cain is first recorded 1840. Surnames McCain, McCann, etc., are a contraction of Ir. Mac Cathan "son of Cathan," from Celt. cathan, lit. "warrior," from cath "battle."