avolition

noun
avo·​li·​tion | \ (ˈ)ā-ˌvō-ˈli-shən, -və- How to pronounce avolition (audio) \

Medical Definition of avolition

: a lack of interest or engagement in goal-directed behavior Many people with schizophrenia experience avolition, or apathy, feeling drained of energy and of interest in normal goals and unable to start or follow through on a course of action. — Ronald J. Comer, Abnormal Psychology, 7th edition, 2010

Other Words from avolition

avolitional \ (ˈ)ā-​ˌvō-​ˈlish-​nəl, -​ˈli-​shə-​nᵊl, -​və-​ How to pronounce avolitional (audio) \ adjective
In studies at the Maryland Psychiatric Research Center, we have found that schizophrenia patients with avolitional pathology are a minority and that the presence of that pathology helps define a separate putative disease entity within the schizophrenia syndrome … — William T. Carpenter, The American Journal of Psychiatry, September 2010