/ Dictionary / Index M marvel-of-Peru: Meaning and Definition of Find definitions for: mar•vel-of-Pe•ru Pronunciation: (mär'vul-uv-pu-r'), [key] — n. the four-o'clock, Mirabilis jalapa. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: marvel-of-peru (Thesaurus) Marvell marvelous Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language