/ Dictionary / Index I Ishtar Terra: Meaning and Definition of Find definitions for: Ish'tar Ter'ra Pronunciation: (ter'u), [key] — Astron. Astron. a plateau region in the northern hemisphere of Venus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ishtar Ishum Related Content Daily Word Quiz: irreparable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language