n.
Pronunciation: ' kl ō -z ə - ˌ p ē n
Function: noun
Etymology: International Scientific Vocabulary c h lo r- + -zapine, alteration of -azepine (as in benzodiazepine )
Date: 1970
: an antipsychotic drug C 18 H 19 ClN 4 used in the treatment of schizophrenia