/ Dictionary / Index T TG: Meaning and Definition of Find definitions for: TG Pronunciation: [key] transformational-generative (grammar). transformational grammar. tg Pronunciation: [key] — Trigonom. Trigonom. tangent. t.g. Pronunciation: [key] — Biol. Biol. type genus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. TFX TGG Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language