/ Dictionary / Index M Mycostatin: Meaning and Definition of Find definitions for: My•co•stat•in Pronunciation: (mī"kō-stat'n), [key] — Pharm., Trademark. Pharm.,Trademark. a brand of nystatin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mycostatin (Thesaurus) mycostat Mycota Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language