/ Dictionary / Index D dinothere: Meaning and Definition of Find definitions for: di•no•there Pronunciation: (dī'nu-thēr"), [key] — n. any elephantlike mammal of the extinct genus Dinotherium, from the later Tertiary Period of Europe and Asia, having large, outwardly curving tusks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dinosaur National Monument d. in p. aeq. Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language