| Acronym | Definition |
|---|
| SIDS | Sudden Infant Death Syndrome |
| SIDS | Small Island Developing States (sometimes seen as SIDs) |
| SIDS | Sarakup Indu Dayak Sarawak (women's wing; Sarawak Dayak National Union; Malaysia) |
| SIDS | Simian Immunodeficiency Syndrome |
| SIDS | Screening Information Data Sets |
| SIDS | Secondary Imagery Dissemination System |
| SIDS | Stellar Inertial Doppler System |
| SIDS | Secure Intrusion Detection System (Cisco) |
| SIDS | Standard Interoperable Datalink System |
| SIDS | Side Impact Detection System (automobiles) |
| SIDS | Standard Implementation Documentation System |
| SIDS | Software Integrity Diagnosis System |
| SIDS | Standing in Doorways Syndrome |
| SIDS | SHRIKE Improved Display System |
| SIDS | Sensor Interface Data System |
| SIDS | Ship's Installation Drawings |
| SIDS | Sensor Integration & Display System |