Meaning of CPR in English

CPR /ˌsiː piː ˈɑː $ -ˈɑːr/ BrE AmE noun [uncountable]

(cardiopulmonary resuscitation) when you breathe into someone’s mouth and press repeatedly on their chest in order to make them breathe again and make their heart start beating again after it has stopped

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