Mechanism |
Definition |
Example |
Repression |
Involuntary exclusion from conscious awareness of conflictual or painful impulses, thoughts, or memories |
Battered child has no memories from before age 7. |
Suppression |
Conscious exclusion from awareness of painful impulses, thoughts, or memories |
“I choose not to think about that.” |
Denial |
Failure to recognize external reality |
Patient with malignant tumor insists she does not have cancer. |
Reaction formation |
Reversal of an impulse to its opposite |
Jealous older sister becomes very affectionate and protective of newborn brother. |
Undoing |
Symbolic or actual negation of previous unacceptable thought or action |
Woman has fleeting thought of killing her husband; unaware of it, she brings him a gift that night. |
Rationalization |
Elaboration of socially acceptable reasons to justify feelings or actions that are unconsciously determined |
Embarrassed by his rival’s intellectual superiority, boy criticizes the other’s nerdy dress. |
Intellectualization |
Overuse of reasoning or logic to avoid awareness of feelings and impulses |
Adolescent talks at great length about social issues to avoid confronting his own aggressive impulses. |
Sublimation |
Partial gratification of an impulse by altering the aim or object to make it socially more acceptable |
Man channels aggressive urges into athletic competition. |
Symbolization |
Representation of affect-laden person, thing, or thought in the form of another person, thing, or thought that has some similarity of association |
Sometimes a cigar isn’t just a cigar …. |
Somatization |
Expression of psychic conflict by production of physical symptom, sometimes symbolic of the conflict |
Afraid of being bullied at school, child develops a stomachache. |
Displacement |
Affect originally attached to one object is transferred to a more innocuous object |
Man is embarrassed and angry for being criticized by boss at work; ashamed of his powerlessness to object in public he comes home and kicks the dog. |
Aim inhibition |
Accepting partial gratification of an impulse |
Man cultivates close friendship with woman who is sexually desired but socially forbidden to him. |
Introjection (or internalization) |
Assimilation of characteristics of an object into one’s own ego/superego |
Man envies his boss, so he adopts his politics and tastes. |
Identification |
Modeling of one’s self on another person or group, but with less intensity and completeness than with introjection |
Conscious emulation of an admired public figure. |
Identification with the aggressor |
Incorporation of aspects of another person who is perceived as a serious threat or cause of frustration |
Boy in Oedipal stage assumes characteristics of father. |
Idealization |
Overestimation of positive and underestimation of negative qualities of a desired object |
Widower is unable to recall any of the things he ever resented about his wife. |
Projection |
Attributing one’s own unacknowledged feelings and impulses to another person |
Woman represses her own sexual hunger and dismisses all men as sex fiends. |
Regression |
Return to previous level of function or psychosexual stage |
Five-year-old boy resumes bedwetting when sibling is born. |
Splitting |
Perceiving of objects as all good or all bad |
Man can have sex with prostitutes but must treat wife as a chaste saint. |
Dissociation |
Splitting off of a group of thoughts or actions from conscious awareness |
Fugue state. |
Isolation (of affect) |
Repression of affect away from a thought, or a thought away from its affect |
Medical student dissects cadaver without any feelings about death. |
Fantasy |
Mental elaborations that provide partial gratification of impulses |
Man with erectile dysfunction daydreams about orgies. |
Turning (aggression) against the self |
Self-destructive thoughts or actions replace aggression toward other objects |
Woman blocks anxiety over fight with husband by getting into minor auto accident. |
Turning passive into active |
Action in anticipation of being acted upon |
Patient misses therapy session just before therapist’s announced vacation. |