/ Dictionary / Index W withdrawal syndrome: Meaning and Definition of Find definitions for: withdraw'al syn"drome Pronunciation: [key] — Pharm. Pharm. a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. withdrawal withdrawing room Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language