Word.ws English Dictionary

afib

afib is the alternative form of A-fib.

Noun capitalized: AFib

AFib (usually uncountable, plural AFibs)

  1. (alternative, usually) Alternative form of A-fib
    • The most common type of irregular heartbeat is atrial fibrillation or AFib. It is estimated that between three and six million people in the United States have AFib.2024 February 13, “Understanding Your Heart Rate”, in Emory Healthcare

Forms of afib

pluralafibs
pluralAFibs

Questions about afib

What is afib the alternative form of?
Afib is the alternative form of A-fib.
What part of speech is afib?
Afib is a noun.
What is the plural of afib?
The plural of afib is afibs.

Words near afib in the dictionary

  1. Afghano-
  2. afghans
  3. Afghaunistan
  4. AFI
  5. Afia
  6. afib
  7. afibrillar
  8. afibrinogenaemia
  9. afibrinogenaemias
  10. afibrinogenaemic
  11. afibrinogenemia

Source and license

Adapted from Wiktionary: afib (page history and authors); AFib (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “afib.” Word.ws, https://word.ws/afib. Based on Wiktionary, CC BY-SA 4.0.