/ Dictionary / Index N nerve block: Meaning and Definition of Find definitions for: nerve' block" Pronunciation: [key] — Med. Med. an arrest of the passage of impulses through a nerve by means of pressure on the nerve or by injection of an anesthetic into or around the nerve. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nerve nerve cell Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language