security

US /sɪˈkjʊrɪti/sə'kjurətɪ/

UK /sɪ'kjʊərətɪ/

A2

noun

  • Department in a company in charge of protection
  • Financial document, like stocks, bonds and notes
  • Person paid to protect property and people
  • Things done to protect people, buildings etc.
  • Condition of being safe from danger or harm

Examples

They have the security of a good home.

The leaking of secrets from the Defence Ministry has compromised national security.