/ Dictionary / Index T tetranitrate: Meaning and Definition of Find definitions for: tet•ra•ni•trate Pronunciation: (te"tru-nī'trāt), [key] — n. Chem. a compound containing four nitrate groups. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tetrandrous tetrapetalous Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language