/ Dictionary / Index N Nidaros: Meaning and Definition of Find definitions for: Ni•da•ros Pronunciation: (nē'du-rōs"), [key] — n. former name of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nidaros (Thesaurus) nidana nidation 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