| Acronym | Definition |
|---|
| CDFF➣Centro de Documentação e Formação Fotografica (Portuguese: Photographic Training and Documentation Center) |
| CDFF➣Constant-Depth Film Fermenter (microbiology) |
| CDFF➣Community Development Finance Fund (est. 1987; Ohio) |
| CDFF➣California Department of Forestry Firefighters (Sacramento, CA) |
| CDFF➣Channel Definition Format |
| CDFF➣Christian Dating for Free |
| CDFF➣Capital District Fly Fishers (Colonie, NY) |