noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A drug C₂₀H₂₄ClN₃S (trademark Compazine) that is a phenothiazine derivative having antiemetic and antipsychotic properties. uncountable
2. 2
   antipsychotic and antiemetic drug used to treat schizophrenia and to combat nausea and vomiting wordnet

Etymology

From pro(p)- + chlor- + (pi)perazine.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.