PEYOTE

also peyotl noun Etymology: Mexican Spanish ~, from Nahuatl peyotl ~ cactus Date: 1849 a hallucinogenic drug containing mescaline that is derived from ~ buttons and used especially in the religious ceremonies of some American Indian peoples, a small low spineless cactus ( Lophophora williamsii ) of the southwestern United States and Mexico having rounded stems covered with jointed tubercles