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

Synonyms & Similar Words

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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

Synonyms & Similar Words
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

Synonyms & Similar Words

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 In finance, that asset could be a stock, a bond or another security. — Federico Sendra, Forbes.com, 21 Aug. 2026 As for security, the Sussexes have been paying for their own for years now. — Culture Critic, Los Angeles Times, 21 Aug. 2026 The professional tail-wagger and lap warmer is the head of security at her home. — Saman Shafiq, USA Today, 21 Aug. 2026 Only Qualcomm’s most expensive 8-series processors are comparable from a security standpoint, and those only go in expensive flagship smartphones. — ArsTechnica, 21 Aug. 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
  • An Israeli military source told CNN the Israel Defense Forces (IDF) had gathered intelligence on Turkey’s plans to deploy personnel, drones and air-defense systems at the site.
    — Tal Shalev, CNN Money, 25 Aug. 2026
  • Somebody years ago should have realized NSA Bahrain could be attacked, its air defense might fail and it could be disabled in a long war.
    — John Seiler, Oc Register, 25 Aug. 2026
Definition of defense
Noun
  • However, income limits, geographic restrictions and guarantee fees make the program a better fit for some buyers than others.
    — Deane Biermeier, USA Today, 23 Aug. 2026
  • There’s no guarantee that someone else properly cleaned the piece, and the risk of an infection is greater than the reward of inexpensive undies.
    — Jennifer Prince, Southern Living, 22 Aug. 2026
Definition of guarantee
Noun
  • Reasons for that include a lot of Vikings blitzes and two great plays by safety Jay Ward, a would-be interception ruled a sack and a sack on a blitz.
    — Ren Clayton, CBS News, 20 Aug. 2026
  • Tong’s office correctly notes that protecting children, preventing youth access, addressing synthetic cannabinoids, and ensuring product safety are legitimate public policy objectives deserving serious attention.
    — John R. Gordon, Hartford Courant, 19 Aug. 2026
Definition of safety
Noun
  • Nobody in their right mind would argue that Alphabet and Nvidia need laws to protect them from competition, but lots of otherwise intelligent people believe that banks, an even more profitable group of companies, do need such protection.
    — Omid Malekan, Fortune, 21 Aug. 2026
  • Friendship was also the protection built into Difficult People.
    — Seth Abramovitch, HollywoodReporter, 21 Aug. 2026
Definition of protection
Noun
  • The settlement plan also includes a pledge by the school to provide a statement to the claimant families condemning Lodge's criminal acts, and to detail improvements made to the organ donation program.
    — CBS News, CBS News, 19 Aug. 2026
  • Those pledges were made before the artificial intelligence boom, at a time when technology companies were under pressure from employees and outside activists to do more to cut their emissions.
    — Matt Day, Fortune, 18 Aug. 2026
Definition of pledge
Noun
  • In a forest in tinder-dry France, a massive wildfire outside the southwestern city of Bordeaux uncovered a cache of what is believed to be World War II-era ammunition.
    — Sam McNeil, Los Angeles Times, 24 Aug. 2026
  • According to police, the gun was a Sar USA SAR9 handgun loaded with seventeen rounds of live ammunition.
    — Colleen Cronin, Boston Herald, 24 Aug. 2026
Definition of ammunition
Noun
  • Last week, Flock Safety's CEO announced safeguards in response to misuse concerns around the country.
    — Tammy Mutasa, CBS News, 21 Aug. 2026
  • Independent researchers recently examined Roblox chat moderation and found examples of unsafe messages that made it through the platform's existing safeguards.
    — Kurt Knutsson, FOXNews.com, 21 Aug. 2026
Definition of safeguard
Noun
  • Musk has long identified the heat shield as the company’s most pressing unsolved problem with Starship.
    — Stephen Clark, ArsTechnica, 18 Aug. 2026
  • Alaïa’s leather Le Teckel bag is very much still en vogue, as are these face-framing shield sunglasses from Thistles.
    — Laura Jackson, Vogue, 17 Aug. 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 25 Aug. 2026.

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More from Merriam-Webster on security

Nglish: Translation of security for Spanish Speakers

Britannica.com: Encyclopedia article about security

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