| Acronym | Definition |
|---|
| DTI | Department of Trade and Industry |
| DTI | Diffusion Tensor Imaging |
| DTI | Debt to Income (ratio) |
| DTI | Duty to Inform (law enforcement) |
| DTI | Digital Technology International (news publishing; various locations) |
| DTI | Dream Train Internet (Japan) |
| DTI | Danish Technological Institute |
| DTI | Defense Technology International (news) |
| DTI | Direct Trader Input |
| DTI | Diesel Turbo Intercooler |
| DTI | Domestic Trunk Interface |
| DTI | Direct Turbo Injection |
| DTI | Disk to Image |
| DTI | Diversified Technology, Inc. |
| DTI | Direction de la Technique et de l'Innovation (French: Directorate of Technical and Innovation) |
| DTI | Diagnostics Techniques Immobiliers (French: Real Estate Diagnostic Techniques) |
| DTI | Distance through Insulation |
| DTI | Dulbecco Telethon Institute (est. 1999) |
| DTI | Direct Thrombin Inhibitor |
| DTI | Distance to Intercept (US Air Force) |
| DTI | Dreaming the Impossible (UK) |
| DTI | Deep Tissue Injury |
| DTI | Data Translation, Inc. (Marlboro, MA) |
| DTI | Digital Trunk Interface |
| DTI | Dial Test Indicator (mechanical measuring device used in machining) |
| DTI | Data Transmission Interface |
| DTI | Direction des Transmissions et de l'Informatique (French: Directorate of Communications and Information) |
| DTI | Direct Tension Indicator (Applied Bolting Technology Products, Inc.) |
| DTI | Directive Technology Integrators (Oneonta, New York) |
| DTI | DuPont Textiles & Interiors |
| DTI | Discrete Trial Instruction |
| DTI | Detroit, Toledo, & Ironton (Railroad) |
| DTI | Directed Technologies, Inc. |
| DTI | Digital Technologies, Inc. |
| DTI | Deep Trench Isolation |
| DTI | Detective Training Institute |
| DTI | Donation and Transplant Institute (est. 2008; Barcelona, Spain) |
| DTI | Document Text Informationmanagement (various locations) |
| DTI | Dynamic Telecommunications, Inc. |
| DTI | Departamento Tecnico de Investigacion |
| DTI | Dose Totale Indicative (French: Total Indicative Dose; radiological water quality regulation) |
| DTI | Don't Try It |
| DTI | Diesel Turbo Intercooler (automobile) |
| DTI | Desktop Item |
| DTI | Dawe Charitable Trust (UK) |
| DTI | Delivery Ticket Invoice |
| DTI | Dynamics Technology, Incorporated (defense contractor in Torrance, California) |
| DTI | Digital Test Interface (Tollgrade) |
| DTI | Defense Technology Incorporated & Associates |
| DTI | Delayed Turn-In (US Navy Supply) |
| DTI | Dynamic Tomographic Imaging |
| DTI | Driving Trend Identifier |
| DTI | Demand to Inquiry |
| DTI | Data Technique, Inc. (Pittsburg, KS) |
| DTI | Digital Trunk Interface Frame (Sprint) |
| DTI | Direcção de Tecnologias de Informação (Portuguese: Directorate of Information Technologies) |
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