SXI
| Acronym | Definition |
|---|---|
| SXI | Solar X-ray Imager |
| SXI | Standex International Corporation (stock symbol) |
| SXI | Sun XML Impress (OpenOffice Impress) |
| SXI | Severely Multiply Impaired |
| SXI | St Xavier's Institution (Penang, Malaysia) |
| SXI | SabreXtreme Inc. (various locations) |
| SXI | Skewed X Inactivation |