noun
also mez·ca·line ˈmeskəˌlēn, -_lə̇n
( -s )
Etymology: mescal + -ine
: a crystalline alkaloid C 11 H 17 NO 3 that is the chief active principle in mescal buttons, produces hallucinations when administered, and is useful in experimental psychiatry for producing the symptoms of catalepsy; 3,4,5-trimethoxy-phenyl-ethylamine