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defense mechanism

noun

Physiology. the defensive reaction of an organism, as against a pathogenic microorganism.
Psychology. an unconscious process, as denial, that protects an individual from unacceptable or painful ideas or impulses.

defense mechanism

In psychology , a Freudian term referring to an unconscious avoidance of something that produces anxiety or some other unpleasant emotion. For example, someone who blots out the memory of a terrible accident is using a defense mechanism. Regression and sublimation are common defense mechanisms.

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First recorded in 1890–95

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Examples have not been reviewed.

“It was a defense mechanism because of my past history.”

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Maybe that’s shock or some sort defense mechanism, or shutting down.

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Despite those defense mechanisms, Waymo also prepares for situations in which people get into the driver’s seat.

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It is important to remember that inflammation is a defense mechanism of the body.

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I think it’s sort of her defense mechanism — if I get there first, no one can get to it before me.

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