| Acronym | Definition |
|---|
| DTD➣Document Type Definition (markup languages) |
| DTD➣Document Type Declaration (markup languages) |
| DTD➣Dated |
| DTD➣Door to Door |
| DTD➣Data Type Definition (XML file validation) |
| DTD➣Downtown Disney |
| DTD➣Day to Day |
| DTD➣Desktop Tower Defense (gaming) |
| DTD➣Dusk Till Dawn |
| DTD➣Delta Tau Delta (fraternity) |
| DTD➣Document Type Definition |
| DTD➣Document Type Declaration |
| DTD➣Direct to Disk |
| DTD➣Drive to Drive |
| DTD➣Dump to Disk |
| DTD➣Dynamic Thermal Dissipation Technology |
| DTD➣Disk to Disk |
| DTD➣Developmental Trauma Disorder |
| DTD➣Dëschtennis Diddeleng (Luxembourg table tennis) |
| DTD➣Direct to Disk (audio recording mode) |
| DTD➣Detailed Technical Design (various meanings) |
| DTD➣Document Type Description |
| DTD➣Définition de Type de Document (French: Document Type Definition) |
| DTD➣diastrophic dysplasia |
| DTD➣Door to Darkness (gaming) |
| DTD➣Dust to Dust (band) |
| DTD➣Deep Throat Diva (novel) |
| DTD➣Digital Terrain Data |
| DTD➣Digital Topographic Data |
| DTD➣Directorate of Technical Development (U.k) |
| DTD➣Do The Deed |
| DTD➣Developmental Testing Directorate (North American Rescue; Greer, SC) |
| DTD➣Do the Dew |
| DTD➣Do the Dance |
| DTD➣Dumber Than Dirt |
| DTD➣Detailed Troop Decontamination |
| DTD➣Damage Tolerant Design |
| DTD➣Domicile to Duty (US Army) |
| DTD➣Digitally Transmitted Disease (computer virus) |
| DTD➣Dynamic Type Detection |
| DTD➣Decision Technologies Division |
| DTD➣Differential Trellis Decoding |
| DTD➣Data Transfer/Transport Device |
| DTD➣Dynamic Timeliness-Density |
| DTD➣Developmental Test Director |
| DTD➣Director of Training Development |
| DTD➣Developer's Tape Delivery |
| DTD➣Directorate of Training Developments |
| DTD➣Drunk 'til Death |
| DTD➣Division of Training and Dissemination (US Department of Education) |
| DTD➣Dimensión Telediastólica (Spanish: End-Diastolic Dimension) |