/ Dictionary / Index P planta genista: Meaning and Definition of Find definitions for: plan'ta genis'ta Pronunciation: (plan'tu), [key] — Heraldry. Heraldry. a representation of a sprig of broom: used as a badge of the Plantagenets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Plantagenet plantain 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