/ Dictionary / Index T Thebaid: Meaning and Definition of Find definitions for: The•ba•id Pronunciation: (thē'bā-id, -bē-), [key] — n. the ancient region surrounding Thebes, in Egypt. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. theatrics thebaine 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