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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.
It gave her the security of knowing there was someone she could talk to.
A predictable routine gives children a sense of security.
Additional security for any loan may be required by the bank.
This is the British English definition of security. View American English definition of security.