/ Dictionary / Index R royal poinciana: Meaning and Definition of Find definitions for: roy'al poincian'a Pronunciation: [key] a tree, Delonix regia, of the legume family, native to Madagascar, having showy clusters of brilliant scarlet flowers and long, flat, woody pods. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. royal palm royal purple Related Content Daily Word Quiz: prevalent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language