Wordnet 3.0
NOUN (1)
1.
tranquilizer used to treat psychotic conditions when a calming effect is desired;
[syn: major tranquilizer, major tranquillizer, major tranquilliser, antipsychotic drug, antipsychotic agent, antipsychotic, neuroleptic drug, neuroleptic agent, neuroleptic]
WordNet (r) 3.0 (2006):
neuroleptic
n 1: tranquilizer used to treat psychotic conditions when a
calming effect is desired [syn: major tranquilizer,
major tranquillizer, major tranquilliser,
antipsychotic drug, antipsychotic agent,
antipsychotic, neuroleptic drug, neuroleptic agent,
neuroleptic]