diazepam

WORDNET DICTIONARY

diazepam(n = noun.artifact) 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;

is a kind of benzodiazepine

diazepam, n. a tranquillizing muscle-relaxant drug with anticonvulsant properties used to relieve anxiety, tension, etc.

Etymology

benzo diazepine + am