Know how to use "fewer" and "less"? Find out.
crystalline alkaloid, 1896, from German mezcalin (1896), so called because it originally was found in the buttons that grow atop the mescal cacti (see mescal). With chemical suffix -ine (2).
mescaline mes·ca·line (měs'kə-lēn', -lĭn)n. An alkaloid drug obtained from buttons of a small cactus (Lophophora williamsii) that has hallucinatory effects.