variants or less commonly AFib or Afib

Examples of A-fib in a Sentence

Recent Examples on the Web In November 2023 leading medical groups issued new guidelines for preventing and treating A-fib. Lydia Denworth, Scientific American, 16 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'A-fib.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

by shortening

First Known Use

1988, in the meaning defined above

Time Traveler
The first known use of A-fib was in 1988

Dictionary Entries Near A-fib

Cite this Entry

“A-fib.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/A-fib. Accessed 25 Apr. 2024.

Medical Definition

A-fib

noun
variants also AFib or Afib
: atrial fibrillation
A-fib occurs when the top chambers of the heart, responsible for bringing blood back from the rest of the body, start to flutter.Forbes
Individuals who walked two to three miles per hour … had a 32 percent lower risk of developing AFib, whereas those who walked more than three miles per hour (moderate pace) lowered their risk by 41 percent.Food & Fitness Advisor
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