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AFib

American  
[ey-fib] / ˈeɪˌfɪb /

abbreviation

Pathology.
  1. atrial fibrillation.


Etymology

Origin of AFib

First recorded in 1985–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Ahlsten: About 10 million patients in the U.S. have AFib, and eight million are at higher risk of a stroke.

From Barron's • Jan. 16, 2026

It is a device that reduces stroke risk for AFib patients by sealing the left atrial appendage, which is where stroke risk starts.

From Barron's • Jan. 16, 2026

So far, it is used in only 40% of AFib procedures, but we think it will reach 50%, on its way to 80% as more doctors are trained.

From Barron's • Jan. 16, 2026

The analysis found the AFib risk was high with the consumption of more than 2 liters of artificially sweetened drinks per week regardless of genetic susceptibility.

From Science Daily • Mar. 5, 2024

Researchers also evaluated whether a genetic susceptibility to AFib was a factor in the association with sweetened beverages.

From Science Daily • Mar. 5, 2024