| Acronym | Definition |
|---|
| TLCA | Typed Lambda Calculi and Applications |
| TLCA | Toyota Land Cruiser Association |
| TLCA | The Leadership Campaign on AIDS |
| TLCA | Telugu Literary and Cultural Association (Deer Park, NY) |
| TLCA | Trust and Loan Companies Act (Canada) |
| TLCA | Top-Level Certification Authority |
| TLCA | Tasmanian Landcare Association Inc. (South Hobart, Tasmania, Australia) |
| TLCA | Theological Library Cooperative of Arizona |
| TLCA | The Lonsdale Citizens Association (North Vancouver, BC, Canada) |
| TLCA | Texas Leaf-Cutting Ant |
| TLCA | Trout Lake Campers Association (Canada) |
| TLCA | Temporary Laser Controlled Area |
| TLCA | The Las Colinas Association (Irving, Texas) |
| TLCA | Tipton Lakes Community Association (Columbus, Indiana) |
| TLCA | The Lexington Christian Academy (Lexington, KY) |
| TLCA | Twist Lock Collar Assembly |
| TLCA | The Local Council Authority |
| TLCA | Tatla Lake Community Association (BC, Canada) |
| TLCA | Trap-Loaded Cylindrical Antenna |