/ Dictionary / Index T thereto: Meaning and Definition of Find definitions for: there•to Pronunciation: (âr"t'), [key] — adv. to that place, thing, etc. to that matter, circumstance, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thereto (Thesaurus) Thérèse de Lisieux theretofore Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language