/ Dictionary / Index M methyl sulfate: Meaning and Definition of Find definitions for: meth'yl sul'fate Pronunciation: [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. methyl styryl ketone methyltestosterone Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language