| Acronym | Definition |
|---|
| JTCA➣Journal of Theologies and Cultures in Asia (religious publication) |
| JTCA➣Japan Transport Cooperation Association (est. 1973) |
| JTCA➣Japanese Tissue Culture Association |
| JTCA➣Jessamine County Trails Association (Nicholasville, KY) |
| JTCA➣Japanese Technical Communication Association |