DTC
- .510 DTC EUROP
- Danish Touring Car Championship
- Defence Technology Centre
- Delhi Transport Corporation
- Denver Technological Center
- Depository Trust Company
- Desert Training Center
- Design-to-cost
- Deutscher Tourenwagen Cup
- Developmental Test Command
- Diagnostic Trouble Code
- Diamond Trading Company
- Digital Trust Center
- Digital-to-time converter
- Dimension Time Cost model
- Direct Taxes Code
- Direct Torque Control
- Direct traffic control
- Direct-threaded code
- Direct-to-consumer
- Direct-to-consumer advertising
- Disability Tax Credit
- Discount Tire
- Distance to conversion
- Distributed Transaction Coordinator
- Doctoral Training Centre
- Domain Technologie Control
- Dynamic Traction Control
- San Joaquin Regional Transit District
- Transition metal dithiocarbamate complexes
- Variable capacitor