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Definitions

defense

[dih-fens, dee-fens] / dɪˈfɛns, ˈdi fɛns /
NOUN
armament; protection system
Synonyms
STRONG
aegis armor arms barricade bastille bastion bulwark buttress citadel cover deterrence dike embankment fastness fence fort fortification fortress garrison guard hard shell immunity munitions palisade parapet position protection rampart redoubt resistance safeguard security shelter shield stockade stronghold trench wall ward warfare weaponry weapons
Antonyms
STRONG
harm hurt injury
WEAK
betrayal capitulation desertion flight surrender yielding
NOUN
explanation, justification
Synonyms
STRONG
answer apologetics apologia apology argument cleanup cop-out exculpation excuse exoneration extenuation jive plea rationalization rejoinder reply response retort return story vindication whitewash
WEAK
apologizing excusing explaining fish story off-time song and dance
Antonyms
STRONG
charge indictment question request
WEAK
betrayal capitulation desertion flight surrender yielding

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.

“Demand for advanced defense solutions continued to be high, and our leading portfolio is well aligned with the priorities of countries around the world,” Chief Executive Micael Johansson said.

From The Wall Street Journal • Apr. 23, 2026

STOCKHOLM—Swedish defense company Saab backed its medium-term growth guidance as demand remains strong, but cautioned of tightening components supply.

From The Wall Street Journal • Apr. 23, 2026

The Fluor Corporation is a major defense contractor.

From Slate • Apr. 22, 2026

Defense Minister Carlos Diaz gave similar reasons for his resignation and said the purchase of jets was not political but "for the security and defense of the nation."

From Barron's • Apr. 22, 2026

When I look back upon that life, I almost say in defense of myself that I did not take any pleasure in it.

From "American Spirits" by Barb Rosenstock

Vocabulary lists containing defense

Set, Hut! Football Vocabulary

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Defense, Dribble, and Dunk: Basketball Lingo

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Preamble to the U.S. Constitution (1787)

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