security

/si'kjuəriti/
Học thuật
Thân thiện
security

A guard checks the security cameras in the control room.

Definition
  1. Noun:
    • Measures for safety: Actions, procedures, or systems designed to protect people, places, or things from harm, danger, theft, or attack.
    • A feeling of safety: A state of being free from fear, anxiety, or danger; a sense of safety and stability.
    • A financial guarantee: Something valuable (like property or a document) that is pledged as a guarantee for the repayment of a loan or the fulfillment of an obligation.
    • A financial instrument: A tradable financial asset, such as a stock or bond, that represents ownership or a debt agreement.
    • A department or organization: The department or personnel responsible for protection and safety within an institution.
Examples of Usage
  • Measures for safety:
    • Airport security has been increased following the incident.
    • The building has excellent security, including cameras and guards.
  • A feeling of safety:
    • Holding her mother's hand gave the child a sense of security.
    • Having a stable job provides financial and emotional security.
  • A financial guarantee:
    • The bank required the house as security for the mortgage loan.
    • He offered his car as security for the debt.
  • A financial instrument:
    • Government securities are considered very safe investments.
    • The company issued new securities to raise capital.
Advanced Usage
  • "Tighten/step up security": To increase protective measures.
    • Authorities tightened security around the embassy.
  • "A security risk": A person or situation considered a potential threat to safety.
    • The leaked documents identified him as a security risk.
  • "Social security": A government system that provides financial support to people who are retired, unemployed, or disabled.
    • She receives a social security payment each month.
Variants and Related Words
  • Secure (verb/adjective): To make safe or fastened; feeling safe and free from worry.
    • Please secure your seatbelts. He feels secure in his new job.
  • Insecurity (noun): The opposite of security; a lack of safety or confidence.
    • Economic insecurity is a major concern for many families.
Synonyms
  • Safety: The condition of being protected from harm.
  • Protection: The act of keeping someone or something safe.
  • Guarantee: A formal promise or assurance.
  • Collateral: Something pledged as security for a loan.
Related Phrases (Phrasal Verbs)
  • Security is in place: Protective measures are established and operational.
    • All necessary security is in place for the event.
Related Idioms
  • "A false sense of security": A feeling of safety that is not based on a real or lasting safety.
    • The calm weather gave the hikers a false sense of security before the storm hit.
  • "Job security": The probability that an individual will keep their job; a stable employment situation.
    • Many workers value job security over a higher salary.
security

A guard checks the security cameras in the control room.

Noun
  1. measures taken as a precaution against theft or espionage or sabotage etc.
    • military security has been stepped up since the recent uprising
  2. an electrical device that sets off an alarm when someone tries to break in
  3. a guarantee that an obligation will be met
  4. a department responsible for the security of the institution's property and workers
    • the head of security was a former policeman
  5. property that your creditor can claim in case you default on your obligation
    • bankers are reluctant to lend without good security
  6. a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
    • he held several valuable securities
  7. freedom from anxiety or fear
    • the watch dog gave her a feeling of security
  8. defense against financial failure; financial independence
    • his pension gave him security in his old age
    • insurance provided protection against loss of wages due to illness
  9. the state of being free from danger or injury
    • we support the armed services in the name of national security