This page provides all possible meanings and translations of the word abreaction
catharsis, katharsis, abreaction(noun)
(psychoanalysis) purging of emotional tensions
The re-living of an experience with a view to purging its emotional dross.
U.S. National Library of Medicine
A process in psychotherapy in which the patient is "desensitized" to emotionally painful, often forgotten (repressed) memories by recalling and reacting to them in the "safety" of the treatment setting.