Breadcrumb Home > Dictionary > Index I ironwood: Meaning and Definition of Find definitions for: i•ron•wood Pronunciation: (ī'urn-wood"), [key] — n. any of various trees yielding a hard, heavy wood, as the American hornbeam, Carpinus caroliniana, or Lyonothamnus floribundus, found on the islands off the coast of S California. the wood of any of these trees. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ironwood (Thesaurus) ironweed ironwork ✖ Related Content Daily Word Quiz: glissade Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language