ˈlife preˌserver BrE AmE noun [countable]
American English something such as a ↑ life belt or ↑ life jacket that can be worn in the water to prevent you from sinking
ˈlife preˌserver BrE AmE noun [countable]
American English something such as a ↑ life belt or ↑ life jacket that can be worn in the water to prevent you from sinking
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012