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\ ˈā-ˈfib 
\
\variants:
or less commonly AFib or Afib
Definition of A-fib
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More Definitions for A-fib
A-fib
noun\ ˈā-ˈfib \
\variants:
also AFib or Afib
Medical Definition of A-fib
: 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, 13 July 2009 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, Nov. 2008
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Time Traveler for A-fib
The first known use of A-fib was in 1988
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