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