/ Thesaurus / M Synonyms of mescal button Find synonyms for: Noun1. mescal button, sacred mushroom, magic mushroom, plant organusage: the button-shaped top of the mescal cactus; a source of psilocybinWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language