/ Dictionary / Index G greenheart: Meaning and Definition of Find definitions for: green•heart Pronunciation: (grēn'härt"), [key] — n. a South American tree, Ocotea (or Nectandra) rodiei, of the laurel family, yielding a hard, durable wood often used for wharves and bridges and in shipbuilding. any of certain other timber trees of tropical America. their valuable greenish wood. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. greenhead green heron Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language