- philtre
[philtre 词源字典]
- philtre: see filter
[philtre etymology, philtre origin, 英语词源] - philtre (n.)
- 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.