| Acronym | Definition |
|---|
| SAA | Side Angle Angle (geometry; method of proving congruence) |
| SAA | Society of American Archivists |
| SAA | South African Airways |
| SAA | Systems Application Architecture |
| SAA | Society for American Archaeology |
| SAA | Scottish Assessors Association |
| SAA | Spondylitis Association of America |
| SAA | Suzuki Association of the Americas (music education) |
| SAA | State Administrative Agency |
| SAA | Sex Addicts Anonymous |
| SAA | Single Action Army (Colt Model 1873 revolver) |
| SAA | South Atlantic Anomaly |
| SAA | Service Assurance Agent |
| SAA | Same As Above |
| SAA | Severe Aplastic Anemia |
| SAA | Sergeant At Arms |
| SAA | Satellite Active Archive |
| SAA | Standards Association of Australia |
| SAA | Sub-Aqua Association |
| SAA | Surety Association of America |
| SAA | Surety Association of America (gathers bond statistics) |
| SAA | Satellite Accumulation Area |
| SAA | Stepfamily Association of America |
| SAA | Space Act Agreement |
| SAA | Small Arms Ammunition |
| SAA | Society of Automotive Analysts (Ann Arbor, Michigan) |
| SAA | Society of Animal Artists (New York, NY) |
| SAA | Singapore Aviation Academy |
| SAA | State Approving Agencies |
| SAA | Syria Accountability Act |
| SAA | Sociedad Argentina de Antropología (Spanish) |
| SAA | Senior Administrative Assistant |
| SAA | Society for the Advancement of Autodynamics |
| SAA | Scottish Archery Association |
| SAA | Satin Anodised Aluminium |
| SAA | Sunglass Association of America |
| SAA | Standard Application Architecture |
| SAA | Scottish Aeromodellers Association |
| SAA | Society for Adhesion and Adhesives |
| SAA | Small Area Analysis |
| SAA | School Administrators' Association |
| SAA | Solar Aspect Angle (angle at which sun hits a solar array of a satellite) |
| SAA | Security Accreditation Authority |
| SAA | Solar Array Assembly |
| SAA | Society of American Archeologists |
| SAA | Serum Amyloid-Associated Protein |
| SAA | Stateless Address Auto-Configuration |
| SAA | Satellite Access Authorization |
| SAA | Special Assignment Airlift |
| SAA | Service Adaptive Access |
| SAA | Securities America Advisors, Inc. |
| SAA | Shat Al Arab (Waterway in Southern Iraq) |
| SAA | Senior Army Advisor |
| SAA | Specialty Advertising Association |
| SAA | Storage Accounting Area |
| SAA | Senior Airfield Authority |
| SAA | South Asia Association (Albert Einstein College of Medicine) |
| SAA | Skagit Art Association (Mount Vernon, Washington) |
| SAA | Staff Administrative Assistant |
| SAA | Small Aperture Array (earthquake monitoring apparatus) |
| SAA | Service Autonome d'Alphabetisation (French) |
| SAA | Station Access Agreement (UK railways) |
| SAA | Single Angle Attack |
| SAA | Senior Attorney Adviser |
| SAA | Swiss Ayurveda Association |
| SAA | Site Application Administrator |
| SAA | Shreveport Airport Authority (Shreveport, LA) |
| SAA | Satin Anodized Aluminum |
| SAA | Syria Arab Airlines |
| SAA | Satellite Access Approval |
| SAA | Submarine Action Area |
| SAA | Situation Awareness and Assessment |
| SAA | Savannah Apartment Association (Savannah, GA) |
| SAA | Scan Azimuth Angle |
| SAA | Subsystem Architecture and Analysis |
| SAA | Summary Activity Account |
| SAA | Satellite Access Assignment |
| SAA | Separation Axis Algorithm (computer graphics) |
| SAA | Spectral Accelerate Algorithm |
| SAA | Service Availability Agent |
| SAA | Synchronous Approximate Agreement |
| SAA | System Area Analysis |
| SAA | Suspended Array Application |
| SAA | System Availability Analysis |
| SAA | Springfield Armory Arsenal |
| SAA | Screen Advertising Association |
| SAA | Self-Adjusting Automata |
| SAA | Stanford Aviation Association |
| SAA | Square Aperture Antenna |