/ Dictionary / Index N Niterói: Meaning and Definition of Find definitions for: Ni•te•rói Pronunciation: (nē"tu-roi'), [key] — n. a seaport in and the capital of Rio de Janeiro state, in SE Brazil. 291,970. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. niter nitery Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language