/ Dictionary / Index T Thorold: Meaning and Definition of Find definitions for: Thor•old Pronunciation: (thôr'uld, thor'-), [key] — n. a city in SE Ontario, in S Canada. 15,412. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thoro thoron Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language