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drug  audio  (drg) KEY 

NOUN:
    1. A substance used in the diagnosis, treatment, or prevention of a disease or as a component of a medication.
    2. Such a substance as recognized or defined by the U.S. Food, Drug, and Cosmetic Act.
  1. A chemical substance, such as a narcotic or hallucinogen, that affects the central nervous system, causing changes in behavior and often addiction.
  2. Obsolete A chemical or dye.
TRANSITIVE VERB:
drugged, drug·ging, drugs
  1. To administer a drug to.
  2. To poison or mix (food or drink) with a drug.
  3. To stupefy or dull with or as if with a drug: drugged with sleep.

ETYMOLOGY:
Middle English drogge, from Old French drogue, drug, perhaps from Middle Dutch droge (vate), dry (cases), pl. of drog, dry


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