| SADS | Same Add Different Subtract 
| Others |
| SADS | San Justo Aeroclub Argentino, Argentina
| Others |
| SADS | Save A Dog Scheme
| Others |
| SADS | Schedule for Affective Disorders and Schizophrenia
| Others |
| SADS | Seasonal affective disorder SAD
| Others |
| SADS | Seasonal Affective Disorder Syndrome
| Others |
| SADS | Secondary Accessory Drive Shaft
| Others |
| SADS | Semi Active Damping System
| Others |
| SADS | Separated Accessory Drive System
| Others |
| SADS | Sexual Assault Disclosure Scheme
| Others |
| SADS | Share At Door Step
| Others |
| SADS | Silicide As Diffusion Source
| Others |
| SADS | Social Adult Day Services
| Others |
| SADS | Speech Application Deployment Service
| Others |
| SADS | Submarine Active Detection System
| Others |
| SADS | Sudden Adolescent Death Syndrome
| Others |
| SADS | Sudden Adult Death Syndrome
| Others |
| SADS | Sudden Antenatal Death Syndrome
| Others |
| SADS | Sudden Antinatal Death Syndrome
| Others |
| SADS | Sudden Arrhythmia Death Syndrome
| Others |
| SADS | Sudden Arrhythmia Death Syndromes
| Others |
| SADS | Sudden Arrhythmic Death Syndrome
| Others |
| SADS | Swine Acute Diarrhoea Syndrome
| Others |
| SADS-C | Schedule of Affective Disorders and Schizophrenia - Change
| Others |
| SADS-L | Schedule for Affective Disorders and Schizophrenia-Lifetime
| Others |
| SADSAC | Sampled Data Simulator and Computer
| Others |
| SADSC | San Antonio Data Services Center
| Others |
| SADT | Seasonal Average Daily Traffic
| Others |
| SADT | Single Axle Dual Tire
| Others |
| SADT | Structured Analysis and Design Technique
| Others |
| SADTU | South African Democratic Teachers Union
| Others |
| SADTU | South African Democratic Teachers' Union
| Others |
| SADU | San Antonio Dance Umbrella
| Others |
| SADU | Small Arms and Demobilisation Unit
| Others |
| SADU | Small Arms Demobilization Unit
| Others |
| SADU | Strategic Account Development Unit
| Others |
| SADU | Student Affairs of Delft University
| Others |
| SADX | Sonic Adventure DX
| Others |
| SADZ | Matanza Aeroclub Univ. Rio, Argentina
| Others |
| SADZ | Stickney Avenue Depositional Zone
| Others |
| SAE | SAE International
| Others |
| SAE | Safety of Automotive Equipment
| Others |
| SAE | Sales, Administration, Editorial
| Others |
| SAE | Salesperson Annual Education
| Others |
| SAE | Scale Auto Enthusiast
| Others |
| SAE | School of Audio Engineering
| Others |
| SAE | School of Automotive Engineering
| Others |
| SAE | Science, Aeronautics, and Exploration
| Others |
| SAE | Scientific Active Equity
| Others |
| SAE | Scientific Audio Electronics
| Others |