/ Dictionary / Index T Terah: Meaning and Definition of Find definitions for: Te•rah Pronunciation: (tēr'u, ter'ä), [key] — n. the father of Abraham. Gen. 11:25–32. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. teraflops terahertz Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language