9 Grammatical Pitfalls

defense mechanism

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.
Origin of defense mechanism
1890-95 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for defense mechanism
  • Turtles have a natural defense mechanism that causes them to hide in their shells.
  • It's an appealing defense mechanism that let's one hold firm to one's principles in the midst of defeat.
  • In the case of malaria, however, that defense mechanism may backfire.
  • Researchers report a new potential target for drugs that may help unveil an innate human defense mechanism against the disease.
  • Perhaps the dispersal of the males is a multi-faceted defense mechanism.
  • Observe the defense mechanism and lack of motion in the crab spider.
  • One school of thought on pearl formation dictates that pearls are formed as a defense mechanism against parasites.
  • Maybe sometimes forgetting all about a toy line is a defense mechanism.
  • Firefly light may also serve as a defense mechanism that flashes a clear warning of the insect's unappetizing taste.
  • The animal lacks even true eyes but it does have an incredible, and somewhat disgusting, defense mechanism.
defense mechanism in Medicine

defense mechanism n.

  1. Any of a variety of usually unconscious mental processes used to protect oneself from shame, anxiety, loss of self-esteem, conflict, or other unacceptable feelings or thoughts, and including behaviors such as repression, projection, denial, and rationalization.

  2. See immunological mechanism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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defense mechanism in Culture

defense mechanism definition

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.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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