TSX
| Acronym | Definition |
|---|---|
| TSX | Toronto Stock Exchange (TSE before April, 2002) |
| TSX | Transfer from Stack Pointer to Index |
| TSX | True Space Extension |
| TSX | Twin Screw Extruder (chemical machinery) |
| TSX | Transmeta Security Extensions |
| TSX | Technical Solutions Exchange |
| TSX | Time Sharing Executive (IBM) |
| TSX | The Troubleshooting Expert (diagnostic tool) |