/ Dictionary / Index M mariposa lily: Meaning and Definition of Find definitions for: mar•i•po'sa lil"y Pronunciation: (mar"u-pō'su, -zu), [key] any lily of the genus Calochortus, of the western U.S. and Mexico, having tuliplike flowers of various colors. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mariotte's law Maris Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language