/ Dictionary / Index T tetrahydroxy: Meaning and Definition of Find definitions for: tet•ra•hy•drox•y Pronunciation: (te"tru-hī-drok'sē), [key] — adj. Chem. (of a molecule) containing four hydroxyl groups. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tetrahydrofuran tetrahydrozoline Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language