security

Meanings

1. 1
   noun

   the state of being safe and protected from danger

   National security is the government's top priority.

2. 2
   noun

   things done to protect against theft, attack, or danger

   Airport security has become much stricter.

3. 3
   noun

   a department or staff responsible for keeping people and property safe

   She called security when the alarm went off.

4. 4
   noun

   a feeling of safety and freedom from worry

   The dog gave the family a sense of security.

5. 5
   noun

   property promised to a lender in case a loan is not repaid

   He used his house as security for the loan.

Common collocations

• security check Adjective + noun
• financial security Adjective + noun
• national security Adjective + noun
• online security Adjective + noun
• tight security Adjective + noun
• ensure security Verb + noun
• improve security Verb + noun
• provide security Verb + noun
• tighten security Verb + noun

From secure + -ity, from Middle English securite, from Middle French securité (modern sécurité), from Latin sēcūritās, from Latin sēcūrus (“safe, secure”), from sē- (“without”) + cūra (“care”); see cure. Similar to Latin sine cūrā (“without care, carefree”), which led to English sinecure. Doublet of surety.

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