CFD
- Calgary Fire Department
- Captrain France
- Caulfield railway station
- Centre for Finance and Development
- Cfds (disambiguation)
- Chicago Fire Department
- Clarkefield railway station
- Cleveland Fire Department
- Columbus Fire Department
- Common fill device
- Complement factor D
- Computational fluid dynamics
- Congenital Femoral Deficiency
- Constant fraction discriminator
- Contract for difference
- Contracts for Difference (UK energy)
- Control-flow diagram
- Coulter Field
- Counterfactual definiteness
- Cumulative flow diagram
- Joint venture