sort by Rank | Alpha
| Possible Meanings | Rank |
| Sudden Arrhythmic Death Syndrome | **** |
| Sudden Arrhythmia Death Syndromes | **** |
| Sacramento Art Deco Society | *** |
| Seasonal Affective Disorder Syndrome | *** |
| Schedule of Affective Disorders and Schizophrenia | *** |
| species-associated difference spectra | ** |
| Wang-Self-Assessing Depression Scale | ** |
| Sub Aqua Diving Services | ** |
| small-accelerator for death signaling | ** |
| Social Anxiety and Distress Scale | ** |
| spectral analysis of Doppler signal | ** |
| Schedule of Affective Disorder and Schizophrenia | ** |
| Small Arms and Demobilisation | ** |
| Schedule for Affective Disorder and Schizophrenia | ** |
| South Australian Dental Service | ** |
| Safety Alert Dissemination System | ** |
| Southern Arizona Dental Society | * |
| Southwater Amateur Dramatic Society | * |
| Sudden Arrythmia Death Syndromes | * |
| Semi-Automatic Data System | * |
| Smart Air Data Sensor (improvement on the pitot tube) | * |
| Stewart Acid Drum Site | * |