Definition from Wiktionary, the free dictionary
afterwards + -ness. Coined by Jean Laplanche in his 1998 work Essays on Otherness, as a translation of Sigmund Freud's German term Nachträglichkeit, on the model of the French translation après-coup.
- (psychoanalysis) The concept that an earlier event in one's life can later acquire a meaning.
the concept that an earlier event in one's life can later acquire a meaning