mescaline (also mescalin)

n [U] hallucinatory drug obtained from a type of cactus 仙人球毒硷.

meridiem, meridional, meringue, merino, merit, merited, meritocracy, meritorious, meritoriously, merlin, mermaid, merman, merrily, merriment, merry, merry-go-round, merry-maker, merry-making, mesa, mesalliance, Mesdames, Mesdemoiselles, mesh, mesmeric, mesmerism, mesmerist, mesmerize, mesemerise, Mesopotamia, mess, message, messenger, Messiah, Messieurs, Messrs, messy, Met, meta-, metabolic, metabolism, metabolize, metabolise,