Definitions of sedative-hypnotic
  1. noun
    a sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep
    synonyms: sedative-hypnotic drug
    see moresee less
    show 14 types...
    hide 14 types...
    organic compound having powerful soporific effect; overdose can be fatal
    Placidyl, ethchlorvynol
    a mild sedative-hypnotic drug (trade name Placidyl)
    Quaalude, methaqualone
    sedative-hypnotic drug (trade name Quaalude) that is a drug of abuse
    a sedative and hypnotic drug; withdrawn from sale after discovered to cause severe birth defects because it inhibits angiogenesis
    antianxiety agent, ataractic, ataractic agent, ataractic drug, tranquilizer, tranquilliser, tranquillizer
    a drug used to reduce stress or tension without reducing mental clarity
    a barbiturate with sedative and hypnotic effects; used to relieve insomnia and as an anticonvulsant
    barbital, barbitone, diethylbarbituric acid, diethylmalonylurea, veronal
    a barbiturate used as a hypnotic
    antipsychotic, antipsychotic agent, antipsychotic drug, major tranquilizer, major tranquilliser, major tranquillizer, neuroleptic, neuroleptic agent, neuroleptic drug
    tranquilizer used to treat psychotic conditions when a calming effect is desired
    Mebaral, mephobarbital
    a long-acting crystalline barbiturate (trade name Mebaral) used as a sedative and as an anticonvulsant in the treatment of epilepsy
    antianxiety drug, anxiolytic, anxiolytic drug, minor tranquilizer, minor tranquilliser, minor tranquillizer
    a tranquilizer used to relieve anxiety and reduce tension and irritability
    Nembutal, pentobarbital, pentobarbital sodium, yellow jacket
    a barbiturate (trade name Nembutal) used as a sedative and hypnotic and antispasmodic
    Seconal, red devil, secobarbital, secobarbital sodium
    barbiturate that is a white odorless slightly bitter powder (trade name Seconal) used as a sodium salt for sedation and to treat convulsions
    Luminal, phenobarbital, phenobarbitone, purple heart, sodium thiopental
    a long-acting barbiturate used as a sedative
    Pentothal, thiopental, thiopental sodium, thiopentobarbital sodium
    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
    type of:
    depressant, downer, sedative, sedative drug
    a drug that reduces excitability and calms a person
Word Family