| 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 |