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

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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 In a country increasingly divided along political ideologies, partisan politics are coming together to answer the age old dynamic between privacy and security. — Catherina Gioino, Fortune, 28 Aug. 2026 The appeal came less than 24 hours after Talwani issued a 14-day temporary restraining order blocking parts of USPS’s new rule enacting new guardrails on mail-in voting in the name of election security. — Molly Parks, The Washington Examiner, 28 Aug. 2026 The Union of Concerned Scientists also raised flags about safety and security. — Los Angeles Times, 28 Aug. 2026 This information was not made public, likely to save face and for operational security. — Andrea N. Goldstein, The Atlantic, 28 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
  • Davis’ defense attorney, Michael Sanft, challenged jurors to identify evidence outside Davis’ own statements that placed him in Las Vegas or inside the Cadillac on the night Shakur was shot.
    — Jonathan Landrum Jr, Chicago Tribune, 1 Sep. 2026
  • Allen collected three hits and played terrific defense during a 6-3 win against the Mets.
    — Chandler Rome, New York Times, 31 Aug. 2026
Definition of defense
Noun
  • Along the way, the audience can expect tons of humiliation, terrible second prizes, and the guarantee that Robertson will turn at least one poor soul's wrong turn into several minutes of unhinged public destruction.
    — Rebecca Rosman, NPR, 31 Aug. 2026
  • Marley Spoon says its products are backed by a freshness and quality guarantee for four days after a subscription box arrives.
    — Michelle Del Rey, USA Today, 31 Aug. 2026
Definition of guarantee
Noun
  • Uber said recordings are automatically deleted after 14 days unless they are connected to a safety report.
    — Angelique Brenes, PEOPLE, 27 Aug. 2026
  • The latter section compares God to a generous host, who similarly protects his guests, providing safety and abundance.
    — Frannie Comstock, Encyclopedia Britannica, 26 Aug. 2026
Definition of safety
Noun
  • The approach can provide thermal protection without pumps or circulating coolant.
    — Aamir Khollam, Interesting Engineering, 28 Aug. 2026
  • As a result, many drivers opt for uninsured motorist coverage for additional financial protection, which can increase insurance costs.
    — McKynzie Steward, AJC.com, 28 Aug. 2026
Definition of protection
Noun
  • The most concrete commitment on the table is a pledge that the combined company will release at least 30 films a year in theaters, which Paramount has offered to put in writing for AMC, Regal and now other chains, potentially backed by penalties.
    — Joseph M. Singer, HollywoodReporter, 25 Aug. 2026
  • The visiting leaders took to Kyiv pledges of further military and financial support.
    — ABC News, ABC News, 24 Aug. 2026
Definition of pledge
Noun
  • Ukrainian officials said the strike, which marks the deadliest Russian attack in Ukraine so far this year, hit an ammunition storage facility in the village of Myla, triggering fires and explosions.
    — Sam Meredith, CNBC, 31 Aug. 2026
  • This is a high-purity form of antimony which has defense uses, particularly in primers, ammunition and pyrotechnic compositions.
    — Christopher McFadden, Interesting Engineering, 30 Aug. 2026
Definition of ammunition
Noun
  • Meta agreed to a landmark settlement worth up to $17 billion, promising new safeguards on Facebook and Instagram after states alleged that the platforms were engineered to addict and harm kids.
    — Queenie Wong, Los Angeles Times, 28 Aug. 2026
  • Milanesi agrees safeguards should be in place, but isn’t convinced AI replacing humans on spreadsheets is necessarily inviting a higher risk of error.
    — Marc Saltzman, USA Today, 28 Aug. 2026
Definition of safeguard
Noun
  • An adult purple gallinule has a bright purple and green body with a pale blue marking that resembles a shield above its red and yellow bill.
    — Ruben Vives, Los Angeles Times, 27 Aug. 2026
  • Protective, almost — which makes sense, as its stunning chandeliers are designed to look like the shields and spears of African Masai warriors.
    — Amy Drew Thompson, The Orlando Sentinel, 26 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 1 Sep. 2026.

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More from Merriam-Webster on security

Britannica.com: Encyclopedia article about security

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