Main Entry: ca·thex·is

Pronunciation: \kə-ˈthek-səs, ka-\

Function: noun

Inflected Form(s): plural ca·thex·es \-ˌsēz\

Etymology: New Latin (intended as translation of German Besetzung), from Greek kathexis holding, from katechein to hold fast, occupy, from kata- + echein to have, hold — more at scheme

Date: 1922

: investment of mental or emotional energy in a person, object, or idea