Definitions of thiopental
  1. noun
    barbiturate that is a hygroscopic powder (trade name Pentothal) that is a strong barbiturate that acts rapidly; induces a relaxed state when injected as a general anesthetic
    synonyms: Pentothal, thiopental sodium, thiopentobarbital sodium
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    type of:
    organic compound having powerful soporific effect; overdose can be fatal
    truth drug, truth serum
    an intravenous anesthetic drug that has a hypnotic effect; induces relaxation and weakens inhibitions; is believed to induce people to talk freely
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