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
Even well-meaning input can trigger the brain’s defense mechanisms.
—
Dr. Diane Hamilton, Forbes.com, 5 Apr. 2025
Bernstein says that instinct is likely a defense mechanism.
—Erica Sweeney, Time, 26 Mar. 2025
Challenges of detecting resistance Antimicrobial resistance is a natural process where microbes constantly evolve as a defense mechanism, acquiring genetic changes that enhance their survival.
—Nneka Vivian Iduu, The Conversation, 24 Mar. 2025
Now, scientists have discovered a surprising new technique that appears to be a defense mechanism: Some male octopuses use venom to avoid being eaten by their female mates.
—Sarah Kuta, Smithsonian Magazine, 11 Mar. 2025
See All Example Sentences for defense mechanism
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Dr. Diane Hamilton, Forbes.com, 5 Apr. 2025
Bernstein says that instinct is likely a defense mechanism.
—Erica Sweeney, Time, 26 Mar. 2025
Challenges of detecting resistance Antimicrobial resistance is a natural process where microbes constantly evolve as a defense mechanism, acquiring genetic changes that enhance their survival.
—Nneka Vivian Iduu, The Conversation, 24 Mar. 2025
Now, scientists have discovered a surprising new technique that appears to be a defense mechanism: Some male octopuses use venom to avoid being eaten by their female mates.
—Sarah Kuta, Smithsonian Magazine, 11 Mar. 2025
See All Example Sentences for defense mechanism
Cite this Entry
“Defense mechanism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/defense%20mechanism. Accessed 4 May. 2025.
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