chemist (n.)youdaoicibaDictYouDict[chemist 词源字典]
1560s, chymist, "alchemist," from Middle French chimiste, from Medieval Latin chimista, reduced from alchimista (see alchemy). Modern spelling is from c. 1790. Meaning "chemical scientist" is from 1620s; meaning "dealer in medicinal drugs" (mostly in British English) is from 1745.[chemist etymology, chemist origin, 英语词源]