psy·cho·ac·tive 
(sī′kō-ăktĭv)
(sī′kō-ăktĭv)adj.
Affecting the mind or mental processes. Used of a drug.
- cytochemistry
- cytochrome
- cytochrome oxidase
- cytogenesis
- cytogenetic
- cytogenetical
- cytogenetically
- cytogeneticist
- cytogenetics
- cytogeny
- cytokine
- cytokinesis
- cytokinetic
- cytokinin
- cytologic
- cytological
- cytologist
- cytology
- cytolysin
- cytolysis
- cytolytic
- cytomegalic
- cytomegalovirus
- cytomembrane
- cytometric