leatheryoudaoicibaDictYouDict[leather 词源字典]
leather: [OE] The Indo-European ancestor of leather was *letrom. It has descendants in two branches of the Indo-European language family: in Celtic, Welsh lledr, Irish leathar, and Breton ler; and in Germanic, German leder, Dutch leer, Swedish läder, Danish læder, and English leather.
[leather etymology, leather origin, 英语词源]
leather (n.)youdaoicibaDictYouDict
Old English leðer (in compounds only) "hide, skin, leather," from Proto-Germanic *lethran (cognates: Old Norse leðr, Old Frisian lether, Old Saxon lethar, Middle Dutch, Dutch leder, Old High German ledar, German leder), from PIE *letro- "leather" (cognates: Old Irish lethar, Welsh lledr, Breton lezr). As an adjective from early 14c.; it acquired a secondary sense of "sado-masochistic" 1980s, having achieved that status in homosexual jargon in the 1970s.