security

noun

si-ˈkyu̇r-ə-tē How to pronounce security (audio)
Definition of securitynext
1
as in defense
means or method of defending measures taken to beef up our national security

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Antonyms & Near Antonyms
2
as in guarantee
something given or held to assure that the giver will keep a promise their house will serve as security for the loan

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3
as in safety
the state of not being exposed to danger after the burglaries, police presence in the neighborhood was enhanced to give residents a stronger sense of security

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of security That batch, including interviews with national security officials in the Clinton and Bush administrations, was a product of the commission that probed the attacks from 2002 to 2004. — Meg Kinnard, Chicago Tribune, 11 Sep. 2026 The organization gives money — by way of career-building grants, a savings matching program and an emergency cash program — to survivors of abuse and advocates for statewide and federal policies that support survivors' financial security. — Megan Sauer, CNBC, 11 Sep. 2026 Between the attacks and intensified security inside the country, continuing the shoot was no longer viable, and filmmaking across Iran effectively came to a halt. — Leo Barraclough, Variety, 11 Sep. 2026 Applications should be submitted 1-7 days before visiting, and a REAL ID or Passport will be needed to accompany your digital Wingmate pass through security. — Kaitlyn McCormick, USA Today, 11 Sep. 2026 See All Example Sentences for security
Recent Examples of Synonyms for security
  1. defense
  2. guarantee
  3. safety
  4. protection
  5. pledge
  6. ammunition
  7. safeguard
  8. shield
Noun
  • Webb figures he's got the best of both worlds, having his play-calling mentor by his side and squaring off against defensive coordinator Vance Joseph and Denver's stout defense all summer.
    — Arkansas Online, Arkansas Online, 8 Sep. 2026
  • Faria was down a break and scrambling to survive, having snatched the opening set by getting past Alcaraz’s defenses.
    — Matthew Futterman, New York Times, 8 Sep. 2026
Definition of defense
Noun
  • Jeremiyah Love isn’t a guarantee for Week 1, and even if Love plays, Allgeier has been a fringe RB3/Flex for three straight seasons.
    — Jake Ciely, New York Times, 8 Sep. 2026
  • Zelenskyy said the talks also touched on long-term security guarantees and economic support for Ukraine’s postwar reconstruction.
    — SAMYA KULLAB, Chicago Tribune, 6 Sep. 2026
Definition of guarantee
Noun
  • Many of the biggest AI safety fears revolve around advanced models getting increasingly capable at improving their own performance, a technique known as recursive self-improvement, or RSI.
    — Kai Nicol-Schwarz, CNBC, 10 Sep. 2026
  • The ads aim to blunt a GOP advantage on public safety that the group found in polling this year.
    — Burgess Everett, semafor.com, 10 Sep. 2026
Definition of safety
Noun
  • Both Mac security firm Jamf and a researcher have ​​documented macOS variations of ClickFix that can bypass Gatekeeper protections.
    — Dan Goodin, ArsTechnica, 11 Sep. 2026
  • Nearly a quarter of the buildings in Manhattan are under some landmark protections, and in some neighborhoods, like the Upper West Side and Berman’s Village, more than 70 percent of the area is under landmark protections.
    — David Freedlander, Curbed, 11 Sep. 2026
Definition of protection
Noun
  • India should stop measuring AI progress by GPU counts, data center pledges and chatbot launch events.
    — Sajal Singh, Forbes.com, 8 Sep. 2026
  • For that demographic, form is everything, and the paper acquits its pledge that every dog must have its daily.
    — The New Yorker, New Yorker, 7 Sep. 2026
Definition of pledge
Noun
  • Relations and exchange programs between Russia and North Korea have been flourishing in recent years, with North Korea supplying ammunitions and troops to support Russia’s war against Ukraine.
    — ABC News, ABC News, 7 Sep. 2026
  • The franchise’s resolve has been little comfort to many fans who feel this latest indignity is just another chapter in the book of Clippers, and more ammunition for their friends and rivals.
    — Law Murray, New York Times, 4 Sep. 2026
Definition of ammunition
Noun
  • Opponents have branded the bill unsafe and unworkable, citing concerns around potential coercion of vulnerable people and a lack of safeguards for those with disabilities.
    — ABC News, ABC News, 11 Sep. 2026
  • Opponents branded the bill unsafe and unworkable, citing concerns around potential coercion of vulnerable people and a lack of safeguards for those with disabilities.
    — Pan Pylas, Los Angeles Times, 11 Sep. 2026
Definition of safeguard
Noun
  • The shield of every law enforcement agency is on the wall of the JTTF headquarters in Lower Manhattan.
    — Mark Morales, CNN Money, 10 Sep. 2026
  • Under fire from a mysterious attacker, Picard’s ship’s shields were down.
    — Matt von Hippel, ArsTechnica, 10 Sep. 2026
Definition of shield

Browse Nearby Words

securities
security
security blanket
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Cite this Entry

“Security.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/security. Accessed 12 Sep. 2026.

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More from Merriam-Webster on security

Britannica.com: Encyclopedia article about security

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