Externalization
Encyclopedia
Externalization means to put something outside of its original borders, especially to put a human function outside of the human body. The opposite of externalization is internalization
Internalization
Internalization has different definitions depending on the field that the term is used in. Internalization is the opposite of externalization.- General :...

.

In a concrete sense, by taking notes, we can externalize the function of memory
Memory
In psychology, memory is an organism's ability to store, retain, and recall information and experiences. Traditional studies of memory began in the fields of philosophy, including techniques of artificially enhancing memory....

 which normally belongs in the brain
Human brain
The human brain has the same general structure as the brains of other mammals, but is over three times larger than the brain of a typical mammal with an equivalent body size. Estimates for the number of neurons in the human brain range from 80 to 120 billion...

.

In a more abstract sense, by making excuses, we can externalize the guilt
Guilt
Guilt is the state of being responsible for the commission of an offense. It is also a cognitive or an emotional experience that occurs when a person realizes or believes—accurately or not—that he or she has violated a moral standard, and bears significant responsibility for that...

 associated with our actions.

In Freudian psychology, externalization is an unconscious
Unconscious mind
The unconscious mind is a term coined by the 18th century German romantic philosopher Friedrich Schelling and later introduced into English by the poet and essayist Samuel Taylor Coleridge...

 defense mechanism
Defence mechanism
In Freudian psychoanalytic theory, defence mechanisms are unconscious psychological strategies brought into play by various entities to cope with reality and to maintain self-image. Healthy persons normally use different defences throughout life...

, where an individual "projects
Psychological projection
Psychological projection or projection bias is a psychological defense mechanism where a person subconsciously denies his or her own attributes, thoughts, and emotions, which are then ascribed to the outside world, usually to other people...

" his own internal characteristics onto the outside world, particularly onto other people. For example, a patient who is overly argumentative might instead perceive others as argumentative and himself as blameless.

Like other defense mechanisms, externalization is a protection against anxiety
Anxiety
Anxiety is a psychological and physiological state characterized by somatic, emotional, cognitive, and behavioral components. The root meaning of the word anxiety is 'to vex or trouble'; in either presence or absence of psychological stress, anxiety can create feelings of fear, worry, uneasiness,...

 and is, therefore, part of a normal, healthily-functioning mind. However, if taken to excess it can lead to the development of a neurosis
Neurosis
Neurosis is a class of functional mental disorders involving distress but neither delusions nor hallucinations, whereby behavior is not outside socially acceptable norms. It is also known as psychoneurosis or neurotic disorder, and thus those suffering from it are said to be neurotic...

.

Externalization can also be used in the context of a corporation. A corporation that externalizes its costs onto society and the environment is not taking full and proper responsibility and onwership of these costs. For example, untreated toxic waste being discharged into a river where people wash and fish.
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