Noun | 1. | benzodiazepine - any of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency alprazolam, Xanax - an antianxiety agent (trade name Xanax) of the benzodiazepine class chlordiazepoxide, Libritabs, Librium - a tranquilizer (trade names Librium and Libritabs) used in the treatment of alcoholism diazepam, Valium - a tranquilizer (trade name Valium) used to relieve anxiety and relax muscles; acts by enhancing the inhibitory actions of the neurotransmitter GABA; can also be used as an anticonvulsant drug in cases of nerve agent poisoning midazolam, Versed - an injectable form of benzodiazepine (trade name Versed) useful for sedation and for reducing pain during uncomfortable medical procedures antianxiety drug, anxiolytic, anxiolytic drug, minor tranquilizer, minor tranquilliser, minor tranquillizer - a tranquilizer used to relieve anxiety and reduce tension and irritability muscle relaxant - a drug that reduces muscle contractility by blocking the transmission of nerve impulses or by decreasing the excitability of the motor end plate or by other actions nitrazepam - a hypnotic and sedative drug of the benzodiazepine type |