| Noun | 1. | CPR - an emergency procedure consisting of external cardiac massage and artificial respiration; the first treatment for a person who has collapsed and has no pulse and has stopped breathing; attempts to restore circulation of the blood and prevent death or brain damage due to lack of oxygenemergency procedure - (medicine) a procedure adopted to meet an emergency (especially a medical emergency) cardiac massage, heart massage - an emergency procedure that employs rhythmic compression of the heart (either through the chest wall or, during surgery, directly to the heart) in an attempt to maintain circulation during cardiac arrest resuscitation - act of reviving a person and returning them to consciousness; "although he was apparently drowned, resuscitation was accomplished by artificial respiration" | |