NATIONAL SECURITY


Meaning of NATIONAL SECURITY in English

ˌnational seˈcurity BrE AmE noun [uncountable]

the idea that a country must keep its secrets safe and its army strong in order to protect its citizens:

The number of people who join the army is so low that it is beginning to threaten national security.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.