fibrillation

Etymology
From.

Noun

 * 1) The rapid, irregular, and unsynchronized contraction of the muscle fibers of the heart.

Translations

 * Bulgarian: фибрилация
 * Finnish: fibrillaatio,
 * French:
 * German: Fibrillierung, Fibrillieren
 * Greek:
 * Italian:
 * Malay: pemfibrilan​
 * Romanian: ,
 * Russian:
 * Spanish: