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defense mechanism
noun
1
: an often unconscious mental process (such as repression) that makes possible compromise solutions to personal problems
2
: a defensive reaction by an organism
Examples of defense mechanism in a Sentence
She is projecting her anger on you as a defense mechanism.
the cell's normal defense mechanisms against infection
Recent Examples on the Web
Orchestrated by malicious, highly skilled threat actors, Black Kite’s research further suggests that these attacks are increasingly aimed at smaller businesses (anual revenue less then $20 million) that often have fewer sophisticated defense mechanisms in place.
—Sandra Pretorius, Forbes, 1 Nov. 2024
Related article Woolly rhino found preserved in Russian permafrost after 32,000 years
Fireflies glow for a multitude of reasons, most commonly as a defense mechanism and a way to communicate and attract mates.
—Taylor Nicioli, CNN, 24 Oct. 2024
While some of the effects can be dire, the ocean does have some defense mechanisms in place.
—Devika Rao, theweek, 10 Oct. 2024
There’s also this analogy of war and defense mechanisms and the hard, brutal reality of that.
—Kyle Denis, Billboard, 18 Oct. 2024
See all Example Sentences for defense mechanism
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Word History
First Known Use
1909, in the meaning defined at sense 1
Time Traveler
The first known use of defense mechanism was
in 1909
Dictionary Entries Near defense mechanism
Cite this Entry
“Defense mechanism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/defense%20mechanism. Accessed 22 Nov. 2024.
Medical Definition
defense mechanism
noun1
: an often unconscious mental process (as repression, projection, or sublimation) that makes possible compromise solutions to personal problems
2
: a defensive reaction by an organism
More from Merriam-Webster on defense mechanism
Britannica.com: Encyclopedia article about defense mechanism
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