/ Dictionary / Index G glasshouse: Meaning and Definition of Find definitions for: glass•house Pronunciation: (glas'hous", gläs'-), [key] — pl. -hous•es a glassworks. a green-house. a military prison. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: glasshouse (Thesaurus) glass harmonica glassie Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language