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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

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 Laws used to criminalize dissent remain in force, intelligence and security agencies retain essentially the same structures and practices, and authorities have taken no steps to disarm or dismantle the colectivos. — Antonio María Delgado, Miami Herald, 16 Sep. 2026 As attacks become more automated, adaptive and capable of exploiting multiple vulnerabilities simultaneously, security teams can no longer rely on detecting and responding to individual indicators after an attack is already underway. — Chris Dimitriadis, Forbes.com, 16 Sep. 2026 T-bills T-bills, securities with a maturity of one year or less, react to the Fed's rate moves, Gunster pointed out. — Michelle Fox, CNBC, 16 Sep. 2026 At one point when the man went upstairs, the couple tried to speak through the security system and encourage Nash to go outside. — Grace Toohey, Los Angeles Times, 16 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
  • The Pentagon would be relying on authorities provided by the Defense Production Act and annual defense legislation from 2017, Paoletta continued, as well as Article II of the Constitution.
    — Eleanor Mueller, semafor.com, 21 Sep. 2026
  • Metze had taught at Texas Tech for nearly two decades and served as the director of the criminal-defense clinic.
    — Benjamin Wofford, New Yorker, 21 Sep. 2026
Definition of defense
Noun
  • The two sides spent the weekend in tense discussions over Paramount’s commitments to remain in California and over guarantees for its production levels.
    — Gene Maddaus, Variety, 21 Sep. 2026
  • Federal laws such as Title IX guarantee support services as part of the intent of the law is to make sure all students have equal access to their education.
    — Susan Daria Landino, Hartford Courant, 20 Sep. 2026
Definition of guarantee
Noun
  • Although the aircraft performed every phase of flight autonomously, from taxiing and takeoff to cruise and landing, FAA regulations required a qualified safety pilot to be on board.
    — New Atlas, New Atlas, 21 Sep. 2026
  • Forbes named the HigherDOSE Infrared Sauna Blanket its best overall pick, citing safety certifications and a spa-like experience.
    — Samantha Agate, Kansas City Star, 21 Sep. 2026
Definition of safety
Noun
  • The victim had been wearing a smartwatch issued to her by police for her protection.
    — Will Barker, TheWeek, 16 Sep. 2026
  • He was charged with invasion of privacy and a protection from abuse order was granted for his wife and adult stepdaughter.
    — Mamie Bah, CBS News, 16 Sep. 2026
Definition of protection
Noun
  • The discussions have also included output — including Ellison’s longstanding pledge to produce at least 30 films a year, according to two sources familiar with the talks.
    — Gene Maddaus, Variety, 20 Sep. 2026
  • Bonta has said that Ellison’s pledge for the two studios to release 30 films a year wasn’t enough to end the legal wrangling because prosecutors often are powerless to enforce conditions after a deal closes.
    — Meg James, Los Angeles Times, 19 Sep. 2026
Definition of pledge
Noun
  • The files show that the informant continued reporting to his intelligence handler while allegedly failing to disclose the full extent of his own involvement in obtaining ammunition for the group.
    — Benjamin Weinthal, FOXNews.com, 20 Sep. 2026
  • China Arms, which also covered the event, described crews handling ammunition inside the turret and tanks firing while stationary and moving, including shots to the side and rear.
    — Maria Mocerino, Interesting Engineering, 20 Sep. 2026
Definition of ammunition
Noun
  • Some said the outcome is likely if the industry fails to impose adequate safeguards, while others cast doubt on it as vague and far-fetched.
    — Max Zahn, ABC News, 16 Sep. 2026
  • An Associated Press review following the shooting showed the campus in Orem did not use several public safety practices that have become standard safeguards at events around the country.
    — CBS News, CBS News, 16 Sep. 2026
Definition of safeguard
Noun
  • In a second the players were there, every single player was there, stopping celebrations, building a shield, protecting Jordan, not going anywhere, in full empathy.
    — Jack Pitt-Brooke, New York Times, 15 Sep. 2026
  • Three of the Starlink craft launching on Flight 14 have been outfitted with cameras and will photograph the heat shield on Starship's upper stage, known as Ship, after deployment.
    — Mike Wall, Space.com, 15 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 22 Sep. 2026.

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More from Merriam-Webster on security

Britannica.com: Encyclopedia article about security

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