noun
- Fibrillation of the muscles of the atria of the heart. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). atrial fibrillation. Retrieved September 20, 2026, from http://smartdefine.org/atrial_fibrillation/definitions/1246700 |
| Chicago | WordNet. 2010. "atrial fibrillation" http://smartdefine.org/atrial_fibrillation/definitions/1246700 (accessed September 20, 2026). |
| Harvard | WordNet 2010, atrial fibrillation, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/atrial_fibrillation/definitions/1246700>. |
| MLA | WordNet. "atrial fibrillation" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/atrial_fibrillation/definitions/1246700> |