peyote/peɪˈjoʊti/EtymologyFrom Spanish peyote, from Classical Nahuatl peyotl.nounA small, spineless cactus (Lophophora williamsii) found from southwest United States to central Mexico that produces buttonlike tubercles that can be chewed for their psychedelic effect, primarily from the drug mescaline.A mescal button produced by the plant.