designation (n.)youdaoicibaDictYouDict[designation 词源字典]
late 14c., "action of pointing out," from Old French designacion or directly from Latin designationem (nominative designatio) "a marking out, specification," noun of action from past participle stem of designare (see design (v.)). Meaning "descriptive name" is from 1824.[designation etymology, designation origin, 英语词源]