/ Dictionary / Index T T-rule: Meaning and Definition of Find definitions for: T-rule Pronunciation: (tē'rl"), [key] — n. Ling. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Truk Islands trull Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language