/ Dictionary / Index M monacetin: Meaning and Definition of Find definitions for: mon•ac•e•tin Pronunciation: (mon-as'i-tin), [key] — n. acetin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Monacan monachal Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language