¹ Source: wiktionary.com
Medical Definition of Overdetermination
1. In psychoanalysis, ascribing the cause of a single behavioural or emotional reaction, mental symptom, or dream to the operation of two or more forces, that is, it is overdetermined (e.g., ascribing the nature of an emotional outburst not only to the immediate precipitant but also to a lingering inferiority complex). (05 Mar 2000)