defense
Americannoun
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resistance against attack; protection.
Two more regiments are needed for the defense of the city.
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something that guards against harm, such as a fortification, physical or mental quality, or medication.
This fort was once the main defense of the island.
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the support of a cause or the like by speech, argument, etc..
He spoke in defense of the nation's foreign policy.
- Synonyms:
- justification, advocacy, support
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a speech, argument, etc., in vindication.
She delivered a defense of free enterprise.
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Law.
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the denial or pleading of the defendant in answer to the claim or charge that has been made.
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the proceedings adopted by a defendant or the defendant's legal agents, for defending against the charges that have been made.
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a defendant and their counsel.
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Psychology. defense mechanism.
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Sports.
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the practice or art of shielding oneself or one's goal from attack, as in fencing, boxing, soccer, or football.
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the team attempting to thwart the attack of the team having the ball or puck.
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the players of a team who line up in their own defensive zone.
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the positions on the field, ice, etc., taken by such players.
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Also called Defense Department. (initial capital letter) the Department of Defense.
verb (used with object)
Other Word Forms
- defenseless adjective
- defenselessly adverb
- defenselessness noun
- nondefense noun
- predefense noun
- undefensed adjective
Etymology
Origin of defense
First recorded in 1250–1300; Middle English from Old French from Late Latin dēfēnsa “a forbidding,” noun use of feminine of past participle of Latin dēfendere “to defend ”; replacing Middle English defens, from Anglo-French, Old French, from Medieval Latin defēnsum “(thing) forbidden,” neuter past participle of Latin dēfendere
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Now the situation is somewhat reversed and it is Israel’s antimissile defenses that will help protect the F-22s based in the country.
Goldstein, who retired from his law practice in 2023, made another gamble at trial: taking the witness stand to testify in his own defense.
India’s acquisition of advanced fighter jets—in the works for more than two decades—highlights a paradox of the country’s defense modernization: India is undoubtedly stronger than before.
In recent weeks, Tehran has been working to better protect its main nuclear sites from another round of U.S. bombing, pouring soil and concrete over the sites’ entrances to harden their defenses.
“National defense is a fundamental pillar of the Cuban State in safeguarding its sovereignty and ensuring stability in the region.”
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.