atrial fibrillation
[ ey-tree-uhl fib-ruh-ley-shuhn ]
nounPathology.
a cardiac arrhythmia, or irregular heartbeat, caused by rapid, chaotic electrical impulses to the atria. Abbreviation: AF, AFib.: Compare ventricular fibrillation.
Origin of atrial fibrillation
1First recorded in 1905–10
- See also fibrillation (def. 2).
Words Nearby atrial fibrillation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use atrial fibrillation in a sentence
Cue atrial fibrillation on my part; I'd already arranged to break my lease, and also, I'd gotten rather fond of him.
Browse