| SIDA | Salao Internacional Do Automovel 
| Others |
| SIDA | Secure Identification Display Area
| Others |
| SIDA | Security Identification Display Area
| Others |
| SIDA | Security Identification Display Areas
| Others |
| SIDA | Sensing Interpreting Deciding And Acting
| Others |
| SIDA | Sensing, Interpreting, Deciding, and Acting
| Others |
| SIDA | Severe Iron Deficiency Anemia
| Others |
| SIDA | Sindh Irrigation and Drainage Authority
| Others |
| SIDA | Singapore Inventors Development Association
| Others |
| SIDA | Singapore Inventors' Development Association
| Others |
| SIDA | Societe d'Importation et de Distribution Automobiles
| Others |
| SIDA | Solar Induced Dark Age
| Others |
| SIDA | Special Interest Deposit Account
| Others |
| SIDA | Sweden International Development Agency
| Others |
| SIDA | Swedish International Development Agency
| Others |
| SIDA | Swedish International Development Cooperation Agency
| Others |
| SIDA | Syndrome Imagined to Discourage Amour
| Others |
| SIDA | Syracuse Industrial Development Agency
| Others |