Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
1. the prevention or reduction of immediate hypersensitivity by administration of graded doses of allergen; see also immunotherapy. Called also hyposensitization.
2. in behavior therapy, the treatment of phobias and related disorders by intentionally exposing the patient, in imagination or in real life, to a hierarchy of emotionally distressing stimuli.
1. The reduction or abolition of allergic sensitivity or reactions to the specific antigen (allergen). Synonym(s): antianaphylaxis
2. The act of removing an emotional complex.