/ Dictionary / Index T Trondheim: Meaning and Definition of Find definitions for: Trond•heim Pronunciation: (tron'hām Swed. trôn'hām), [key] — n. a seaport in central Norway, on Trondheim Fiord. 134,889. Formerly, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trondheim (Thesaurus) trona Trondheim Fiord Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language