1. tranquilliser

noun. a drug used to reduce stress or tension without reducing mental clarity.


  • antianxiety drug
  • neuroleptic agent
  • ataractic agent
  • major tranquillizer
  • minor tranquilizer
  • psychotropic agent
  • sedative-hypnotic
  • neuroleptic drug
  • antipsychotic
  • minor tranquilliser
  • antipsychotic agent
  • antianxiety agent
  • antipsychotic drug
  • anxiolytic
  • sedative-hypnotic drug
  • minor tranquillizer
  • major tranquilliser
  • ataractic drug
  • anxiolytic drug
  • major tranquilizer
  • tranquillizer
  • neuroleptic
  • tranquilizer

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Sentences with tranquilliser

1. Noun, singular or mass
The amino acid GABA is a natural tranquilliser that reduces anxiety and is also used to treat epilepsy and hypertension.

2. Verb, base form
The active ingredient is a peptide that binds temporarily to receptors in the brain for a calming influence similar to tranquilliser drugs like Valium.