/ Dictionary / Index D dendrobium: Meaning and Definition of Find definitions for: den•dro•bi•um Pronunciation: (den-drō'bē-um), [key] — n. any of numerous epiphytic orchids of the genus Dendrobium, native to tropical and subtropical regions of the Eastern Hemisphere, having variously colored, often showy flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dendrobium (Thesaurus) dendro- dendrochronology Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language