| Acronym | Definition |
|---|
| TREX➣Technology Research Experimental |
| TREX➣Text Retrieval and Information Extraction |
| TREX➣Tree Regular Expressions for XML |
| TREX➣Texas Records Exchange (Texas Education Agency) |
| TREX➣Total Retail Experience (trade show) |
| TREX➣Futures Industry Trade Exchange |
| TREX➣Tardec R&D Execution System |