| Acronym | Definition |
|---|
| DTT➣Dithiothreitol (cytology reagent) |
| DTT➣Digital Terrestrial Television |
| DTT➣Deloitte Touche Tohmatsu (Deloitte & Touch Global Operations) |
| DTT➣Driver Theory Test (Ireland) |
| DTT➣Degroote Trucks & Trailers (Belgium) |
| DTT➣Double Taxation Treaty |
| DTT➣Discrete Trial Training (Applied Behavior Analysis) |
| DTT➣Diffusion Tensor Tractography (radiology) |
| DTT➣Desk Top Theatre |
| DTT➣Dual Transformer Technology |
| DTT➣Desk Top Tools |
| DTT➣Direction des Transports Terrestres (French: Department of Land Transport; various locations) |
| DTT➣Développement Touristique du Territoire (French: Tourism Development Planning) |
| DTT➣Development and Transfer of Technologies (climate change; UN) |
| DTT➣Department of Teacher Training (various locations) |
| DTT➣Digital Terrestrial Transmission |
| DTT➣Dansk Teologisk Tidsskrift (Danish: Danish Theological Journal) |
| DTT➣Dry Type Transformer |
| DTT➣Demeures, Terre et Tradition (French: Homes, Land and Tradition) |
| DTT➣Detent |
| DTT➣Domestic Technology Transfer |
| DTT➣Desktop Theater (Cambridge Soundworks speakers) |
| DTT➣Direct Transfer Trip (relaying system) |
| DTT➣Direct Tension Tester |
| DTT➣Direct Trunked Transport |
| DTT➣Distance to Target |
| DTT➣D-Link Technology Trend |
| DTT➣Damoiseau Tous Terrassements (French construction firm) |
| DTT➣Dynamic Terabit Testing (Agilent) |
| DTT➣Diesel Transmission Technology |
| DTT➣Distributive Training Technology |
| DTT➣Desk Top Trainer |
| DTT➣Design Thermal Transient |
| DTT➣Difference Threshold Test |
| DTT➣Diffusion Transfer Technology |
| DTT➣Data Transfer Type |
| DTT➣Dynamic Test Target |
| DTT➣Datum Temporal Token |
| DTT➣Distribution, Transformation and Trading (Arcelor Corporation) |
| DTT➣Defense Technology Towers (Singapore) |
| DTT➣Developmental Technician Team |
| DTT➣Doctrine Training Team |
| DTT➣Doctrine & Tactics Training |
| DTT➣Dorsal Trigeminothalamic Tract (brain) |