/ Dictionary / Index T Trajan: Meaning and Definition of Find definitions for: Tra•jan Pronunciation: (trā'jun), [key] — n. a.d. 53?–117, Roman emperor 98–117. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trajan (Thesaurus) traitress traject Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language