| SLDI | Sector List Drop Interval 
| Others |
| SLDI | Sisters Leadership Development Initiative
| Others |
| SLDI | Sisters Leadeship Development Initiative
| Others |
| SLDI | Smart Light Devices Ireland
| Others |
| SLDI | Spectral Line Discriminator Interferometer
| Others |
| SLDI | Strategic Leader Development Inventory
| Others |
| SLDI | Strategic Leadership Development Inventory
| Others |
| SLDI | Student Leader Development Institute
| Others |
| SLDI | Student Leadership Development Institute
| Others |
| SLDI | Sunnyvale Leadership Development Institute
| Others |
| SLDI | Sussex Long Distance Inc
| Others |
| SLDI | Sustainable Land Development Initiative
| Others |
| SLDI | Sustainable Land Development Inititive
| Others |
| SLDI | Sustainable Land Development International
| Others |