pharmacy (n.)youdaoicibaDictYouDict[pharmacy 词源字典]
late 14c., "a medicine," from Old French farmacie "a purgative" (13c.), from Medieval Latin pharmacia, from Greek pharmakeia "use of drugs, medicines, potions, or spells; poisoning, witchcraft; remedy, cure," from pharmakeus (fem. pharmakis) "preparer of drugs, poisoner, sorcerer" from pharmakon "drug, poison, philter, charm, spell, enchantment." Meaning "use or administration of drugs" is attested from c. 1400; that of "place where drugs are prepared and dispensed" is first recorded 1833. The ph- was restored 16c. in French, 17c. in English (see ph).[pharmacy etymology, pharmacy origin, 英语词源]
philtre (n.)youdaoicibaDictYouDict
also philter, "love potion," 1580s, from Middle French philtre (1560s), from Latin philtrum (plural philtra) "love potion," from Greek philtron "a love-charm," literally "to make oneself beloved," from philein "to love" (from philos "loving;" see philo-) + instrumental suffix -tron.