/ Dictionary / Index M methylcatechol: Meaning and Definition of Find definitions for: meth•yl•cat•e•chol Pronunciation: (meth"ul-kat'u-chôl", -chol", -shôl", -shol", -kôl", -kol"), [key] — n. Pharm. guaiacol. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. methyl bromide methyl cellulose Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language