chlo·ro·form
 /ˈklorəˌfoɚm/  noun   [  noncount  ]
  : a colorless poisonous liquid
  ◇ In the past, chloroform was used to make patients unconscious during medical operations. It is now usually used to dissolve other substances.
  chloroform  verb  , -forms, -formed, -form·ing [  + obj  ]
   The doctor chloroformed the patient.