CFS

English

Noun

CFS (countable and uncountable, plural CFSs)

1. (pathology) Initialism of chronic fatigue syndrome.
   • 2025 April 2, Bill Toulas, “Genetic data site openSNP to close and delete data over privacy concerns”, in BleepingComputer‎^[1], archived from the original on 18 May 2026:

     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.

2. (pathology) Initialism of cramp fasciculation syndrome.
3. (Canada, aviation) Initialism of Canada Flight Supplement (a pilot's guide to aerodromes, air control zones, and airways in Canadian airspace and Canadian air traffic control zones).

Coordinate terms

• (Canada Flight Supplement): AIP

Derived terms

• (chronic fatigue syndrome): ME/CFS

Anagrams

• SCF, SFC, CSF, FSc, FSC, FC&S, FCS, FCs, Fcs

French

Proper noun

CFS f

1. (historical) abbreviation of Côte française des Somalis (“French Somaliland”)