ˌcivil deˈfence BrE AmE British English , civil defense American English noun [uncountable]
the organization of ordinary rather than military people to help defend their country from military attack
ˌcivil deˈfence BrE AmE British English , civil defense American English noun [uncountable]
the organization of ordinary rather than military people to help defend their country from military attack
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012