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1. Dictionary

   security

   /sɪˈkjʊərɪti/

   noun

   • 1. the state of being free from danger or threat: "the system is designed to provide maximum security against toxic spills"
   • ▪ the safety of a state or organization against criminal activity such as terrorism, theft, or espionage: "a matter of national security" Similar safetyfreedom from dangerprotectionsafe keepingshieldingguardingcareinvulnerabilityimpregnabilityunassailabilityOpposite vulnerabilitydanger
   • ▪ procedures followed or measures taken to ensure the security of a state or organization: "amid tight security the presidents met in the Colombian resort" Similar safety measuressafeguardsguardssurveillancedefenceprotection
   • ▪ the state of feeling safe, stable, and free from fear or anxiety: "the emotional security of being the one special person that someone else loves" Similar feeling of safetyfeeling of easeabsence of worry/anxietypeace of mindfreedom from doubtcertaintyhappinesscomfortconfidenceOpposite disquiet
   • 2. a thing deposited or pledged as a guarantee of the fulfilment of an undertaking or the repayment of a loan, to be forfeited in case of default. Similar guaranteecollateralsuretypledgebondhostagepawnbackingbailarchaic:gageearnest
   • 3. a certificate attesting credit, the ownership of stocks or bonds, or the right to ownership connected with tradable derivatives.

   Word Origin late Middle English: from Old French securite or Latin securitas, from securus ‘free from care’ (see secure).

   Scrabble Points: 13

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2. dictionary.cambridge.org › dictionary › englishSECURITY | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

   • Cached

   protection of a person, building, organization, or country against threats such as crime or attacks by foreign countries: The station was closed for two hours because of a security alert. 30 demonstrators were killed in clashes with the security forces over the weekend.

3. www.merriam-webster.com › dictionary › securitySecurity Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › security

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   The meaning of SECURITY is the quality or state of being secure. How to use security in a sentence. the quality or state of being secure: such as; freedom from danger : safety; freedom from fear or anxiety…

4. en.wikipedia.org › wiki › SecuritySecurity - Wikipedia

   en.wikipedia.org › wiki › Security

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   Security mostly refers to protection from hostile forces, but it has a wide range of other senses: for example, as the absence of harm (e.g., freedom from want); as the presence of an essential good (e.g., food security); as resilience against potential damage or harm (e.g. secure foundations); as secrecy (e.g., a secure telephone ...

5. www.dictionary.com › browse › securitySECURITY Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › security

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   something that secures or makes safe; protection; defense. Synonyms: safety, safeguard. 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;

6. www.collinsdictionary.com › dictionary › englishSECURITY definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   Security refers to all the measures that are taken to protect a place, or to ensure that only people with permission enter it or leave it. They are now under a great deal of pressure to tighten their airport security.

7. www.oxfordlearnersdictionaries.com › definition › englishsecurity noun - Definition, pictures, pronunciation and usage...

   www.oxfordlearnersdictionaries.com › definition › english

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   Definition of security noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

8. dictionary.cambridge.org › dictionary › learner-englishSECURITY | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › dictionary › learner-english

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   the things that are done to keep someone or something safe: airport / national security. a security alarm. Fewer examples. The security guard relented and let them through. Driving along in a comfortable car can give you a false sense of security. Applicants are screened to ensure that none of them is a security risk.