1
as in defense
means or method of defending
measures taken to beef up our national security
Synonyms & Similar Words
Relevance
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
The sketch then cut to an indoor security-cam shot of him reading Post-its stuck to the fridge.
—
Paula Mejía, The Atlantic, 2 Nov. 2025
The White House said the decision to restrict access to Room 140 was grounded in national security.
—Scott Nover, Arkansas Online, 2 Nov. 2025
At the heart of the formal commitments is a promise that decisions about safety and security must come before financial considerations as OpenAI forms a new public benefit corporation that is technically under the control of its nonprofit OpenAI Foundation.
—Matt O'Brien, Fortune, 2 Nov. 2025
But when her husband told her that his father would inherit everything, her sense of security began to crumble.
—Ashley Vega, PEOPLE, 2 Nov. 2025
See All Example Sentences for security
Paula Mejía, The Atlantic, 2 Nov. 2025
The White House said the decision to restrict access to Room 140 was grounded in national security.
—Scott Nover, Arkansas Online, 2 Nov. 2025
At the heart of the formal commitments is a promise that decisions about safety and security must come before financial considerations as OpenAI forms a new public benefit corporation that is technically under the control of its nonprofit OpenAI Foundation.
—Matt O'Brien, Fortune, 2 Nov. 2025
But when her husband told her that his father would inherit everything, her sense of security began to crumble.
—Ashley Vega, PEOPLE, 2 Nov. 2025
See All Example Sentences for security
Recent Examples of Synonyms for security
Noun
-
Australia’s hypersonic ambition Hypersonic flight, defined as speeds exceeding Mach 5, has become one of the most strategically important frontiers in aerospace and defense.—
Kapil Kajal,
Interesting Engineering,
3 Nov. 2025
-
The Justice Department, in its defense of the tariffs, has highlighted the expansive way Trump has used them, arguing that the trade penalties are part of his power over foreign affairs, an area where the courts should not second-guess the president.—
Eleanor Pringle,
Fortune,
3 Nov. 2025
Noun
-
Rare earths, in particular, became a key sticking point, and earlier guarantees of a free-flowing rare-earth market never materialized.—
David Goldman,
CNN Money,
30 Oct. 2025
-
Other federal employees, though, didn’t even get a guarantee of any payment.—
David Lightman,
Sacbee.com,
30 Oct. 2025
Noun
-
This week, air traffic controllers with the National Air Traffic Controllers Association, a labor union and aviation safety organization, demanded the end of the shutdown and handed out leaflets.—
Marlene Lenthang,
NBC news,
31 Oct. 2025
-
The findings come as businesses and governments weigh the economic promise of AI against regulatory and safety concerns.—
Rachyl Jones,
semafor.com,
31 Oct. 2025
Noun
-
Its criminal activities include drug trafficking, arms trafficking, protection racketeering, loansharking, and turf wars against other criminal organizations in the area.—
Rebecca Schneid,
Time,
29 Oct. 2025
-
The fire activated the building’s fire protection sprinklers on the 12th, 13th and 14th floors, and the water caused a power outage, according to the fire department.—
Mara H. Gottfried,
Twin Cities,
29 Oct. 2025
Noun
-
The Institute for Policy Studies’ 2025 report, The Giving Pledge at 15, highlights that Laura and John were the only participants technically in compliance with the pledge since signing in 2010.—
Jessica Coacci,
Fortune,
25 Oct. 2025
-
Over the past few months, the president has doubled down on his pledge of mass deportations, with escalating crackdowns in Latino neighborhoods in cities such as Chicago.—
Shane Croucher,
MSNBC Newsweek,
24 Oct. 2025
Noun
-
All workers have protections, with those over 40 having additional safeguards under the Older Workers Benefit Protection Act (OWBPA).—
Medora Lee,
USA Today,
31 Oct. 2025
-
The woman who said Butler had manipulated her faith to abuse her as a teen blamed the Assemblies of God’s lack of safeguards for enabling him.—
Mike Hixenbaugh,
NBC news,
30 Oct. 2025
Noun
-
In searching homes on Friday, FBI agents found multiple AR-15-style rifles, shotguns, handguns and tactical vets, as well as more than 1,600 rounds of ammunition compatible with the AR-15-style rifles, the complaint said.—
Luke Barr,
ABC News,
3 Nov. 2025
-
Inside the vehicle, officers discovered the assault rifle, ammunition, gloves, a black ski mask and about $1,100 in cash, the documents said.—
Marc Ramirez,
USA Today,
31 Oct. 2025
Noun
-
To better understand how these storms can wreak so much havoc, our research team created simulations to show how storms interact with Earth’s natural magnetic shield and trigger the dangerous geomagnetic activity that can shut down electric grids.—
JSTOR Daily,
JSTOR Daily,
24 Oct. 2025
-
The head shield, all of those tiles on the bottom, would be stripped off.—
ArsTechnica,
ArsTechnica,
23 Oct. 2025
Cite this Entry
“Security.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/security. Accessed 5 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share