Synonyms & Antonyms of security

1 means or method of defending
  • measures taken to beef up our national security

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2 something given or held to assure that the giver will keep a promise
  • their house will serve as security for the loan

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3 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 for security

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Antonyms for security

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Time Traveler for security

Time Traveler

The first known use of security was in the 15th century

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Cite this Entry

“Security.” Thesaurus, Merriam-Webster, Accessed 10 May. 2021.

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More from Merriam-Webster on security

Dictionary: Definition of security

Medical Dictionary: Definition of security

Nglish: Translation of security for Spanish Speakers

Britannica English: Translation of security for Arabic Speakers Encyclopedia article about security

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