/ Dictionary / Index H hop hornbeam: Meaning and Definition of Find definitions for: hop' horn"beam Pronunciation: [key] any of several Eurasian and North American trees of the genus Ostrya, of the birch family, esp. O. virginiana, bearing hoplike fruiting clusters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hophead Hopi Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language