perphenazine

[ per-fen-uh-zeen, -zin ]

noun

, Pharmacology.

1. a crystalline, water-insoluble powder, C 2 1 H 2 6 ClN 3 OS, used chiefly as a tranquilizer and in the treatment of intractable hiccoughs and nausea and vomiting.

Word History and Origins

Origin of perphenazine¹

First recorded in 1955–60; per- + phen(othi)azine