| Acronym | Definition |
|---|
| TDCI➣Turbo Diesel Common Rail Injection |
| TDCI➣Turbo Diesel Common Rail Injection (Ford feature) |
| TDCI➣Training, Development and Consulting International (Pretoria, South Africa) |
| TDCI➣Turbo Diesel Common rail direct injection |
| TDCI➣Time-Distance Cytotoxicity Index (gingival epithelial cells) |