narcotic

narcotic
    adj 1: of or relating to or designating narcotics; "narcotic
           addicts"; "narcotic stupor"
    2: inducing stupor or narcosis; "narcotic drugs" [syn:
       {narcotic}, {narcotizing}, {narcotising}]
    3: inducing mental lethargy; "a narcotic speech" [syn:
       {narcotic}, {soporiferous}, {soporific}]
    n 1: a drug that produces numbness or stupor; often taken for
         pleasure or to reduce pain; extensive use can lead to
         addiction
    

Narcotic \Nar*cot"ic\ (n[aum]r*k[o^]t"[i^]k), a. [F. narcotique,
   Gr. narkwtiko`s, fr. narkoy^n to benumb, na`rkh numbness,
   torpor.] (Med.)
   Having the properties of a narcotic; operating as a narcotic.
   [1913 Webster] -- {Nar*cot"ic*ness}, n.
   [1913 Webster]
    

Narcotic \Nar*cot"ic\ (n[aum]r*k[o^]t"[i^]k), n. (Med.)
   A drug which, in medicinal doses, generally allays morbid
   susceptibility, relieves pain, and produces sleep; but which,
   in poisonous doses, produces stupor, coma, or convulsions,
   and, when given in sufficient quantity, causes death. The
   best examples are opium (with morphine), belladonna (with
   atropine), and conium.
   [1913 Webster]

         Nercotykes and opye (opium) of Thebes.   --Chaucer.
   [1913 Webster]
    

106 Moby Thesaurus words for "narcotic":
      Amytal, Amytal pill, Demerol, Dolophine, H, Lethean, Luminal,
      Luminal pill, M, Mickey Finn, Nembutal, Nembutal pill, Seconal,
      Seconal pill, Tuinal, Tuinal pill, alcohol, amobarbital sodium,
      analgesic, anesthetic, anodyne, barb, barbiturate,
      barbiturate pill, black stuff, blue, blue angel, blue devil,
      blue heaven, blue velvet, calmant, calmative, chloral hydrate,
      codeine, codeine cough syrup, deadening, depressant, depressor,
      dolly, dope, downer, drug, dulling, goofball, hard stuff, heroin,
      hop, horse, hypnotic, junk, knockout drop, knockout drops,
      laudanum, liquor, lotus, meperidine, methadone, nepenthe, numbing,
      opiate, opium, pacifier, pain killer, pain-killer, paregoric,
      pen yan, phenobarbital, phenobarbital sodium, purple heart,
      quietener, quietening, rainbow, red, scag, secobarbital sodium,
      sedative, shit, sleep-causing, sleep-compelling, sleep-inducer,
      sleep-inducing, sleep-inviting, sleep-provoking, sleeper,
      sleeping draught, sleeping pill, smack, sodium thiopental,
      somnifacient, somniferous, somnolent, soother, soothing,
      soothing syrup, soporific, stunning, stupefactive, stupefying,
      stuporific, tar, tranquilizer, tranquilizing, turps, white stuff,
      yellow, yellow jacket