/ Dictionary / Index W water poppy: Meaning and Definition of Find definitions for: wa'ter pop"py Pronunciation: [key] a Brazilian, aquatic plant, Hydrocleys nymphoides, having yellow, poppylike flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. water polo water power Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language