brain death
noun
complete cessation of brain function as evidenced by absence of brain-wave activity on an electroencephalogram: sometimes used as a legal definition of death.
Origin of brain death
First recorded in 1965–70
OTHER WORDS FROM brain death
brain-dead [breyn-ded] /ˈbreɪnˌdɛd/, adjectiveWords nearby brain death
brain candy,
brain cell,
brain concussion,
brain coral,
brain damage,
brain death,
brain drain,
brain fart,
brain fever,
brain fingerprinting,
brain freeze
British Dictionary definitions for brain death
brain death
noun
irreversible cessation of respiration due to irreparable brain damage, even though the heart may continue beating with the aid of a mechanical ventilator: widely considered as the criterion of death
Medical definitions for brain death
brain death
n.
Irreversible brain damage and loss of brain function, as evidenced by cessation of breathing and other vital reflexes, unresponsiveness to stimuli, absence of muscle activity, and a flat electroencephalogram for a specific length of time.
cerebral death
Other words from brain death
brain′-dead′ adj.Scientific definitions for brain death
brain death
Permanent brain damage resulting in loss of brain function, manifested by cessation of breathing and other vital reflexes, unconsciousness with unresponsiveness to stimuli, absence of muscle activity, and a flat electroencephalogram for a predetermined length of time. Patients who are brain-dead may still exhibit normal function of the heart, lungs, and other vital organs if they are receiving artificial life support.