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Every precaution has been taken to ensure the personal security of the delegates.
The information received is highly confidential and relates to internal security.
The meeting took place amid extremely tight security.
security measures/arrangements/operations
the Prime Minister’s security advisers
If you won’t leave, I’ll have to call security.
national securityThis is the British English definition of security. View American English definition of security.
Change your default dictionary and thesaurus to American English.
a speech habit in which a speaker lowers their voice at the end of a sentence
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a mineral which is mined in a place where there is armed conflict, and sold to help pay for weapons
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