FFT
FFT stands for:
- Fast Fourier Transform , an algorithm, see Fast Fourier Transform or Dual FFT
- Fédération Française de Tennis , French tennis association
- Final Fantasy Tactics , a video game series
- Flexible Manufacturing Technology GmbH, today the FFT Group
- Forum Free Theater in Düsseldorf
- Frontier Airlines (ICAO code), American airline
- Capital City Airport (Kentucky) (IATA code), Frankfort (Kentucky) Airport , Franklin County, Kentucky
- 1,2-beta-fructan 1F-fructosyltransferase , one of the glycosyltransferases (EC 2.4.1.100)