Main Entry: psy·cho·phar·ma·col·o·gy

Pronunciation: \ˌsī-kō-ˌfär-mə-ˈkä-lə-jē\

Function: noun

Date: 1920

: the study of the effect of drugs on the mind and behavior

— psy·cho·phar·ma·co·log·i·cal \-mə-kə-ˈlä-ji-kəl\ also psy·cho·phar·ma·co·log·ic \-jik\ adjective

— psy·cho·phar·ma·col·o·gist \-ˈkä-lə-jist\ noun