/ Dictionary / Index M monopteros: Meaning and Definition of Find definitions for: mo•nop•te•ros Pronunciation: (mo-nop'tu-ros", mō-), [key] — pl. -te•roi monopteron. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. monopteron monorail 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