| Acronym | Definition |
|---|
| TDI➣Texas Department of Insurance |
| TDI➣Total Drama Island (animated reality TV show) |
| TDI➣Temporary Disability Insurance |
| TDI➣Turbo Direct Injection |
| TDI➣Tax(payer) Delinquency Investigation |
| TDI➣Time Delay Integration |
| TDI➣Technology Development and Innovation |
| TDI➣Tissue Doppler Imaging |
| TDI➣The Devil Inside (film) |
| TDI➣Turbocharged Direct Injection (trademark of Volkswagen) |
| TDI➣Tolerable Daily Intake (contaminant intake limit) |
| TDI➣The Development Initiative (various locations) |
| TDI➣Tear Down Inspection |
| TDI➣Therapy Development Institute (Cambridge, MA) |
| TDI➣Treatment Demand Indicator (drug addiction: various locations) |
| TDI➣Test Data Input |
| TDI➣Tire Defect Indicator |
| TDI➣Trade Data Interchange |
| TDI➣Turbo Diesel Intercooler |
| TDI➣Turbo Diesel Injection |
| TDI➣Technical Diving International |
| TDI➣Time-Delay & Integration |
| TDI➣Transport Driver Interface |
| TDI➣Test Data In |
| TDI➣Tivoli Directory Integrator |
| TDI➣Tourism Development International (various locations) |
| TDI➣Telecommunications for the Deaf, Inc. |
| TDI➣Toluenediisocyanate (component of many polyurethanes) |
| TDI➣Tabbed Document Interface |
| TDI➣Therapy Dogs International, Inc |
| TDI➣Time Delay Interferometry |
| TDI➣Transportation Displays, Inc. (est. 1993; New York) |
| TDI➣Therapeutic Donor Insemination |
| TDI➣Truck Driver Institute (Murfreesboro, TN) |
| TDI➣Toyota Direct Ignition |
| TDI➣Trusted Database Interpretation |
| TDI➣Transport Data Interface |
| TDI➣Transition Dyspnea Index |
| TDI➣Tropical Disease Initiative |
| TDI➣Technicolor Digital Intermediates |
| TDI➣The Duller Image (webcomic) |
| TDI➣Total Degree of Influence (computer science) |
| TDI➣Taiwan Display, Inc. |
| TDI➣Tactical Display Interface (US FEMA) |
| TDI➣Triangle Digital INX (ink manufacturer; Schaumburg, IL) |
| TDI➣Team Dance Illinois (Geneva, IL) |
| TDI➣Turbo Diesel Intercooled |
| TDI➣Technical Group of Independent Members |
| TDI➣Target Data Inventory |
| TDI➣Technical Data Interchange |
| TDI➣Tangerine Dream International (music label) |
| TDI➣Telephone-Depth-Interviewing (market research methodology) |
| TDI➣Training Development Institute |
| TDI➣The Darkness Inc (gaming clan) |
| TDI➣Transmitted Data In |
| TDI➣Transit Delay Indication |
| TDI➣Tamper Detection Indicator |
| TDI➣Tie Down Information (telecommunications) |
| TDI➣Target Doppler Indicator |
| TDI➣Thai Dairy Industry Co. Ltd. |
| TDI➣Technological Development of Information-Processing Co., Ltd. (Japan) |
| TDI➣Tactical Deception Indication |
| TDI➣Targeted Development Investment (finance; South Africa) |
| TDI➣Time-Dependent Failure Intensity |
| TDI➣Top Down Indicator |
| TDI➣Tacan Distance Indicator |
| TDI➣Telephone Database Integration |
| TDI➣Türkiye Denizcilik Isletmeleri A.S. (Turkish Maritime Organization, Turkey) |