cardiopulmonary arrest
Medical term for the cessation of both heart and lung function. In clinical contexts, it is a precise diagnosis.
When the ambulance crew arrived, the patient was in cardiopulmonary arrest.
showing no vital signs
Media euphemism used when death has not been officially confirmed by a physician. Often heard in news reports about accidents or disasters.
A man who was taken to the hospital in a state of cardiopulmonary arrest after the accident was later confirmed dead.