| Acronym | Definition |
|---|
| TDF➣Tour de France |
| TDF➣Tour de Fleece (yarn spinning event) |
| TDF➣Theatre Development Fund |
| TDF➣Tire Derived Fuel |
| TDF➣The Downtown Fiction (band) |
| TDF➣Transmission Decrease Factor |
| TDF➣Tracking Data Formatter |
| TDF➣Typeface Definition File |
| TDF➣Transaction Data Format |
| TDF➣Title Definition Format |
| TDF➣Tab Delimited Format |
| TDF➣Tool Definition File |
| TDF➣Trace Definition File |
| TDF➣Template Description File |
| TDF➣Timeout Decrease Factor |
| TDF➣Traffic Detection Function (wireless technology) |
| TDF➣Télédiffusion de France (French radio and TV transmission company) |
| TDF➣To Die For |
| TDF➣Tour de Force |
| TDF➣Target Date Fund (retirement investment option) |
| TDF➣Tropical Disease Foundation (est. 1984; Philippines) |
| TDF➣Testis-Determining Factor |
| TDF➣Total Dietary Fiber |
| TDF➣Templeton Dragon Fund (Singapore) |
| TDF➣Theatre, Dance & Film (various schools) |
| TDF➣Technology Development Foundation |
| TDF➣The Disability Foundation (UK) |
| TDF➣Transportation Development Foundation |
| TDF➣The Dhol Foundation (UK drummers) |
| TDF➣Toronto Documentary Forum (Canada) |
| TDF➣Telangana Development Forum (Bridgewater, NJ) |
| TDF➣Tactical Display Framework (Java visualization tool) |
| TDF➣Time Differential Factor |
| TDF➣Tokyo Dark Fest |
| TDF➣Toll Domestic Forwarding (Toll Group; various locations) |
| TDF➣Terrestrial Defense Force |
| TDF➣Technopreneur Development Flagship (Multimedia Super Corridor) |
| TDF➣Training Directors' Forum |
| TDF➣Tactical Digital Facsimile |
| TDF➣Transcript-Derived Fragment |
| TDF➣Text Definition File |
| TDF➣Troubles Digestifs Fonctionnels (French: Functional Digestive Disorders) |
| TDF➣Territorial Defence Force |
| TDF➣Transportable Document Format |
| TDF➣The Daemon Forum (online forum) |
| TDF➣Telecommunication Development Fund (Afghanistan) |
| TDF➣Trunk Distribution Frame |
| TDF➣Turkish Democracy Foundation |
| TDF➣Treatment Development Facility |
| TDF➣The Digital Filmmaker |
| TDF➣Test Data Folder |
| TDF➣Terminal Data Flow |
| TDF➣Technical Direction Form |
| TDF➣Thermal Dispersion Flow |
| TDF➣Top Dryness Factor |
| TDF➣Topaz Designs Forum |
| TDF➣Tactical Data Fusion |
| TDF➣Timed Data Flow (SystemC AMS) |