/ Dictionary / Index E EGR valve: Meaning and Definition of Find definitions for: EGR valve Pronunciation: [key] — Auto. Auto. See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. egret Egypt Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language