The term popular psychology refers to concepts and theories about human mental life and behaviour that are purportedly based on psychology and that attain popularity among the general population. ... Found on http://en.wikipedia.org/wiki/Accidie
Ac'ci·die noun [ Old French accide , accidie , Late Latin accidia , acedia , from Greek ...; 'a priv. + ... care.] Sloth; torpor. [ Obsolete] 'The sin of accidie .' Chaucer. Found on http://www.encyclo.co.uk/webster/A/13