| Acronym | Definition |
|---|
| TDO➣The Dark One |
| TDO➣Toledo (Amtrak station code; Toledo, OR) |
| TDO➣Tylko Dla Orlow (Polish: Where Eagles Dare) |
| TDO➣Type Descriptor Object (Oracle Call Interface, 8.1) |
| TDO➣Tobacco Documents Online (depository) |
| TDO➣Typed Data Object |
| TDO➣Type Definition Object |
| TDO➣Test Data Output |
| TDO➣Transverse Direction Orientation (plastics) |
| TDO➣Technical Duty Officer (various organizations) |
| TDO➣Temporary Detention Order |
| TDO➣Test Data Out |
| TDO➣Terminal Delivery Order (various companies) |
| TDO➣Tropical Dance Orchestra |
| TDO➣Typhoon Duty Officer |
| TDO➣Training Development Officer (various organizations) |
| TDO➣Technologie voor Duurzame Ontwikkeling |
| TDO➣Technical Domain Owner (software) |
| TDO➣This Dysfunctional Organization |
| TDO➣Tallahassee Democrat Online |
| TDO➣Typed Data Object (open source library) |
| TDO➣Time Delay Opening |
| TDO➣Temporary Deviation Order |
| TDO➣Team Doggied Out (skateboarding) |
| TDO➣The Delicious One (Wienerschnitzel mascot) |
| TDO➣Term Determining Official |
| TDO➣Team de Ouf (French gaming clan) |
| TDO➣Transmitted Data Out |
| TDO➣Theory of Design & Operation |
| TDO➣Temporary Departmental Order (California State Government) |
| TDO➣Technical Direction Order |
| TDO➣Timed-Pulse Duration Output |
| TDO➣Technical Development Options |
| TDO➣Tapered Double Outer (roller bearings) |
| TDO➣Tiro Dinamico Operativo (Italian) |
| TDO➣Technical Directive Ordnance |
| TDO➣Tachometer Drive Output |
| TDO➣Temporary Deviation Ordinance |
| TDO➣Task/Delivery Order |
| TDO➣Transaction Data Object |
| TDO➣Technical Development Organization (Syracuse, New York) |
| TDO➣Traffic Data Operations (Washington Department of Transportation) |
| TDO➣Track Day Organizer (racing) |
| TDO➣Team Disney Orlando (Walt Disney World Resort administrative headquarters; Florida) |