The stopping of the fibrillation of the heart in order to restore normal contractions, especially by the use of an electric shock.
defibrillator
defibrillator
noun
(cardiology) An electronic device used internally or externally that delivers a controlled electric shock to a patient to correct ventricular fibrillation, a lack of coordination of the contraction of muscle tissue of the large chambers of the heart.
defibrillatory
deformability
deformability
noun
(countable) A measure of the extent to which something is deformable (under standard conditions)