| Abbreviation | Definition |
|---|---|
| TLI | TOUGH LOVE International |
| TLI | Tread Lightly!, Inc. |
| TLL | Touching Little Lives |
| TLMC | The Leprosy Mission Canada |
| TMAA | Toledo Mutual Aid Association |
| TMAC | Table Mountain Animal Center |
| TMAC | Thailand Mine Action Center |
| TMAC | Treasury Management Association of Canada |
| TMAC | Treasury Management Association of Chicago |
| TMAD | Teens Making A Difference |
| TMAD | Teens Making A Diffrence |
| TMAD | To Make A Difference |
| TMAF | Tolerance and Mutual Aid Foundation |
| TMF | Texas Medical Foundation |
| TMF | The Marrow Foundation |
| TMF | The Medical Foundation |
| TMJA | Temporo- Mandibular Joint Association |
| TMJA | Temporo-Mandibular Joint Association |
| TMMC | The Moral Majority Coalition |
| TMN | Texas Moratorium Network |