qualification (n.)youdaoicibaDictYouDict[qualification 词源字典]
1540s, "restriction, modification," from Middle French qualification and directly from Medieval Latin qualificationem (nominative qualificatio), noun of action from past participle stem of qualificare (see qualify). Meaning "accomplishment that qualifies someone to do something" is from 1660s; that of "necessary precondition" is from 1723. Related: Qualifications.[qualification etymology, qualification origin, 英语词源]