/ Dictionary / Index N NBC: Meaning and Definition of Find definitions for: NBC Pronunciation: [key] National Broadcasting Company (a television network). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. NBA NbE 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