| Abbreviation | Definition |
|---|---|
| TEAM | Techniques for Effective Alcohol Management |
| TEAO | Totally Enclosed, Air Over |
| TEAP | Transportation Emergency Assistance Plan |
| TEC | Total Engine Control |
| TEC | Trim Efficiency Control |
| TECS | Transportation Erosion Control Supervisor |
| TED | Transit-Enhanced Development |
| TED | Transportation Enterprise Development |
| TEDS | Train Energy and Dynamics Simulator |
| TEFC | Totally Enclosed, Fan Cooled |
| TEIS | Transportation Excecutive Information System |
| TEIS | Transportation Executive Information System |
| TEM | Trans European Motorway |
| TEM | Transmission Enhanced Magnification |
| TEMS | Toyota Electronically Modulated Suspension |
| TEMU | Transportation Entertainment Meals and Utilities |
| TEN | Taller De Enrique Norten |
| TEN | Trans European Network |
| TEN | Truck Enthusiast Network |
| TEP | Transportation Electrification Partnership |