security

[ si-kyoor-i-tee ]

/ sɪˈkyʊər ɪ ti /

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See synonyms for: security / securities on Thesaurus.com

noun, plural se·cu·ri·ties.

freedom from danger, risk, etc.; safety.

freedom from care, anxiety, or doubt; well-founded confidence.

something that secures or makes safe; protection; defense.

freedom from financial cares or from want: The insurance policy gave the family security.

precautions taken to guard against crime, attack, sabotage, espionage, etc.: claims that security was lax at the embassy;the importance of computer security to prevent hackers from gaining access.

a department or organization responsible for protection or safety: He called security when he spotted the intruder.

protection or precautions taken against escape; custody: The dangerous criminal was placed under maximum security.

an assurance; guarantee.

Law.

something given or deposited as surety for the fulfillment of a promise or an obligation, the payment of a debt, etc.
one who becomes surety for another.

an evidence of debt or of property, as a bond or a certificate of stock.

Usually securities. stocks and bonds.

Archaic. overconfidence; cockiness.

adjective

of, relating to, or serving as security: The company has instituted stricter security measures.

OTHER WORDS FOR security

2 assurance, certainty, positiveness.

3 safeguard, safety.

See synonyms for security on Thesaurus.com

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CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

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Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of security

First recorded in 1400–50; late Middle English securytye, securite(e), from Latin sēcūritās; see origin at secure, -ity

OTHER WORDS FROM security

non·se·cu·ri·ty, noun, plural non·se·cu·ri·ties.o·ver·se·cu·ri·ty, nounself-se·cu·ri·ty, nounsub·se·cu·ri·ty, noun, plural sub·se·cu·ri·ties.

Words nearby security

securities, Securities and Exchange Commission, Securities and Investments Board, Securities Exchange Act, securitization, security, security analyst, security blanket, Security Council, security guard, security of tenure

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use security in a sentence

India banned TikTok over security concerns despite the 200 million users in the country.
What you must know about TikTok for business|Connie Benton|September 17, 2020|Search Engine Watch
Washington wants assurance that TikTok’s data collection practices aren’t a threat to national security.
‘A 2nd or 3rd tier player’: How the size of Oracle’s China business helped it win TikTok|eamonbarrett|September 14, 2020|Fortune
It makes registration significantly easier, but state registration websites can be compromised in cases where web security protocols are not up to date.
Voting by mail is more secure than the President says. How to make it even safer|matthewheimer|September 13, 2020|Fortune
Last month I wrote about how building an outdoor fort can give kids a sense of security and purpose in these uncertain times.
A 15-Week Exercise Plan for Kids and Families|Krista Langlois|September 12, 2020|Outside Online

TikTok has fixed four security bugs in its Android app that could have led to the hijacking of user accounts.
TikTok fixes Android bugs that could have led to account hijacks|Zack Whittaker|September 11, 2020|TechCrunch
This is a blow against freedom of speech, we were told, by the likes of Homeland Security chief Jeh Johnson.
Politicians Only Love Journalists When They're Dead|Luke O’Neil|January 8, 2015|DAILY BEAST
A Charlie Hebdo reporter said that security provision had been relaxed in the last month or so and the police car disappeared.
France Mourns—and Hunts|Nico Hines, Christopher Dickey|January 8, 2015|DAILY BEAST
It opens with Huckabee's dramatic recollection of going through security at the airport.
Huckabee 2016: Bend Over and Take It Like a Prisoner!|Olivia Nuzzi|January 8, 2015|DAILY BEAST
Security officials told Agence France-Presse that the gas station manager said he had recognized the two men.
France Mourns—and Hunts|Nico Hines, Christopher Dickey|January 8, 2015|DAILY BEAST
“There is a heavy security presence but nothing has changed,” agrees Father Javier.
Mexico’s Priests Are Marked for Murder|Jason McGahan|January 7, 2015|DAILY BEAST
This treacherous sort of calm, we thought, might forbode a storm, and we did not allow it to lull us into security.
Blackwood's Edinburgh Magazine, No. CCCXXXIX. January, 1844. Vol. LV.|Various
He said nothing, however, to the friends he had in view to put up the money and that necessary security.
The Homesteader|Oscar Micheaux
The promoters went his security and put up the cash into the bargain, and he went back to the publishing house victorious.
The Homesteader|Oscar Micheaux
Her knowledge of native headgear was not extensive, so this measure of extra security did not surprise her.
The Red Year|Louis Tracy
This state of security proved a fortunate circumstance, as many of the poor women were at the same time in a state of pregnancy.
An Inquiry into the Causes and Effects of the Variolae Vaccinae|Edward Jenner

British Dictionary definitions for security

security

/ (sɪˈkjʊərɪtɪ) /

noun plural -ties

the state of being secure

assured freedom from poverty or wanthe needs the security of a permanent job

a person or thing that secures, guarantees, etc

precautions taken to ensure against theft, espionage, etcthe security in the government offices was not very good

(often plural)

a certificate of creditorship or property carrying the right to receive interest or dividend, such as shares or bonds
the financial asset represented by such a certificate

the specific asset that a creditor can claim title to in the event of default on an obligation

something given or pledged to secure the fulfilment of a promise or obligation

a person who undertakes to fulfil another person's obligation

the protection of data to ensure that only authorized personnel have access to computer files

archaic carelessness or overconfidence

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with security

security

In addition to the idiom beginning with security

security blanket

also see:

lull into (false sense of security)

security

OTHER WORDS FOR security

Origin of security

OTHER WORDS FROM security

Words nearby security

Words related to security

How to use security in a sentence

British Dictionary definitions for security

Other Idioms and Phrases with security