Definition of brain death noun from the Oxford Advanced Learner's Dictionary


brain death

BrE BrE//ˈbreɪn deθ//
; NAmE NAmE//ˈbreɪn deθ//
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very serious damage to the brain that cannot be cured. A person who is suffering from brain death needs machines to keep them alive, even though their heart is still beating. a diagnosis of brain death
See the Oxford Advanced American Dictionary entry: brain death