palatine (adj.)youdaoicibaDictYouDict[palatine 词源字典]
mid-15c., from Middle French palatin (15c.) and directly from Medieval Latin palatinus "of the palace" (of the Caesars), from Latin palatium (see palace). Used in English to indicate quasi-royal authority. Reference to the Rhineland state is from c. 1580.[palatine etymology, palatine origin, 英语词源]