Fit
- 2013 in British television
- Chrissie Fit
- Clothing
- Curve fitting
- Direction of fit
- Engineering fit
- Epileptic seizure
- FITS
- Faculty of Information Technology, Czech Technical University in Prague
- Failures in time
- Fashion Institute of Technology
- Feature integration theory
- Fecal immunochemical test
- Federation of International Touch
- Feed-in tariff
- Fields in Trust
- Filton Abbey Wood railway station
- Finite integration technique
- First isomorphism theorem
- Fit (film)
- Fit (manufacturing)
- Fit-fit
- FitTV
- Fitchburg Municipal Airport
- Fitness (disambiguation)
- Fitt (poetry)
- Five intersecting tetrahedra
- Flanders Investment and Trade
- Flight interception trap
- Florida Institute of Technology
- Fortune Institute of Technology
- Forward Intelligence Team
- Framework for integrated test
- Fraunhofer Institute for Applied Information Technology
- Fukuoka Institute of Technology
- Glossary of contract bridge terms
- Google Fit
- Honda Fit
- International Federation of Translators
- Italian Tennis Federation
- Meänkieli dialects
- Physical attractiveness
- Physical fitness
- Tantrum
- Wii Fit
- Workers' Left Front