| Survey Documentation and Analysis | Academic & Science |
| Specific Dynamic Action | Academic & Science |
| San Dieguito Academy | Academic & Science |
| Student Disability Allowance | Academic & Science |
| Dante Alighieri Society | Academic & Science |
| Società Dante Alighieri | Academic & Science |
| St Dominic Academy | Academic & Science |
| Synthesis Design Architecture | Academic & Science |
| Society for Design Administration | Academic & Science |
| Baghdad | Airport Code |
| South Dade Automotive, Inc. | Business |
| Soap and Detergent Association | Business |
| Simple, Direct, and Appropriate | Business |
| Special District Association | Business |
| Southwest Drycleaners Association | Business |
| Society of Design Administration | Business |
| Pre-Owned small appliances/uk | Business |
| Stereo Dimensional Array | Community |
| Software Development Asset | Community |
| Southland Development Authority | Community |
| Squash Doubles Association | Community |
| Senior Dining Association | Community |
| Space Development Agency | Community |
| Service Delivery Area | Community |
| School of Design and Arts | Community |
| Syracuse Development Academy | Community |
| Secure Digital Association | Community |
| Service Dogs for America | Community |
| Shop, Distributive and Allied Employees' Association | Community |
| Schools Development Authority | Community |
| Surface Design Association | Community |
| Smartphone Digital Assistant | Computer Hardware |
| Semi-digital Amplifier | Computer Hardware |
| Sgml Document Access | Computing |
| Software Delivery Agent | Computing |
| Software Design Automation | Computing |
| Serial Data and Address | Computing |
| Software Disk Array | Computing |
| System Display Architecture | Computing |
| Self Decrypting Archives | Computing |
| Serial Data Line | Computing |
| Software Distribution Network Archive | Computing |
| Screen Design Aid | Computing |
| Software Development Agreement | Computing |
| Security Domain Authority | Computing |
| Smartphone Linkage Display Audio | Computing |
| Software Development Academy | Computing |
| Software for Data Analysis | Computing |
| Software Defined Access | Computing |
| Simplified Data Access | Database Management |
| Software Distribution Network File Archive Description | File Type |
| Seventh day Adventists | General |
| Schwarz Differential Agar | General |
| Scroll Down Arrow | General |
| Send Data Acknowledge | General |
| Squik Dating Assoc | General |
| Some Dumb A | General |
| Severe Disablement Allowance | General |
| Self Dissolving Archive | General |
| Smart Driving Assist | General |
| Societe de Developpement Automobile | General |
| Societe de Distribution Automobile | General |
| Seventh day | General |
| Specially Denatured Alcohol | General |
| Shop Distributive and Allied | General |
| Standard Default Assumption | General |
| SCSI Disk A | General |
| Sex, Drugs & Alcohol | General |
| Syracuse Dunbar Avoca | General |
| Steerable Drive Axle | General |
| Salao Do Automovel | General |
| Speedway Drivers Association | General |
| Smartphone Link Display Audio | General |
| Speed Density Adaptive Control | General |
| Svaz Dovozcu Automobilu | General |
| Storia Dell'Automobile | General |
| Situational Driving Avoidance | General |
| Societe Diffusion Automobiles | General |
| Static Dissipative Additive | General |
| Summer Diesel Fuel Additive | General |
| Safe Distance Alert | General |
| Stop Distance Algorithm | General |
| Safety Distance Awareness | General |
| Solar Design Associates | General |
| System Dump Analyzer | General |
| Small Dealer's Assistance | General |
| Special Designated Area | General |
| Stranka Demokratske Akcije | General |
| Special Depreciation Allowance | General |
| Smart Digital Assistant | General |
| Scholarly Data Archive | General |
| Sectoral Decarbonization Approach | General |
| Satan Does All | General |
| Samantha Dawn Aura | General |
| Select Distinguished Area | General |
| Stan Deutsch Associates | General |
| Static Data Authentication | General |
| Serial DAta and | General |
| Single Daily Action | Governmental |
| Second Division Assistant | Governmental |
| Second Defense Alliance… | Governmental |
| Shivalik Development Agency | Haryana Government |
| Soin Des Arbres | International |
| Spontaneous Display of Affection | Internet |
| Severe Disability Allowance | Jobs |
| Same Day Appointment | Medical |
| Scottish Dairy Association | Medical |
| Specialist Disability Accommodation | Medical |
| Sabouraud Dextrose Agar | Medical |
| Standard Double Arm | Military and Defence |
| Seventh-day Adventist | Military and Defence |
| System Device Adaptor | Military and Defence |
| Serial Data Acquisition | Networking |
| Baghdad International Airport, Baghdad, Iraq | Regional |
| Scottish Downhill Association | Regional |
| Sons and Daughters of Africa | Regional |
| San Diego and Arizona Railway | Regional |
| Speed Demos Archive | Softwares |
| Secondary Data Access | Softwares |
| Space Data Association | Space Science |
| Shaft Drive Axis | Space Science |
| Source Data Automation | Space Science |
| Special Defense Academy | Sports |
