CFS

C3F4S1

A form of chronic fatigue syndrome — A condition characterized by immune, endocrine and neurologic pathology whose main symptoms are extreme fatigue, extremely low stamina, muscle pain, lymph node swelling, postexertional malaise, and cognitive difficulties.

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Meanings

CFS1

nounCFS (countable and uncountable, plural CFSs)

plural CFSs

  1. abbreviationcountableinitialismuncountablemedicineInitialism of chronic fatigue syndrome.

    Over the years, openSNP became one of the largest repositories of its kind, used in research, education, and even community-led investigations like debunking flawed CFS genetic studies.

    2025 April 2, Bill Toulas, “Genetic data site openSNP to close and delete data over privacy concerns”, in BleepingComputer
  2. abbreviationcountableinitialismuncountablemedicineInitialism of cramp fasciculation syndrome.
  3. CanadaabbreviationcountableinitialismuncountableaeronauticsInitialism of Canada Flight Supplement (a pilot's guide to aerodromes, air control zones, and airways in Canadian airspace and Canadian air traffic control zones).

CFs2

noun
  1. pluralplural of CF

Synonyms & antonyms

Also see
chronic fatigue syndromecramp fasciculation syndrome

Rhymes & wordplay

Anagrams

SCF
Cite this entry
APA

CFS. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/CFS

MLA

“CFS.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/CFS. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “CFS,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/CFS.

Source: CFS on Wiktionary, CC BY-SA 4.0.