Meaning of withdrawal syndrome

withdraw'al syn"drome

Pronunciation: [key]
— Pharm. Pharm.
  1. 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.