/ Dictionary / Index M marine ivy: Meaning and Definition of Find definitions for: marine' i"vy Pronunciation: [key] a vine, Cissus incisa, of the grape family, native to the southern U.S., having three leaflets or three-lobed leaves and black fruit, grown as a houseplant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. marine insurance marine league 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