| AST | A Short Tale 
| Others |
| AST | A Spiral Tightening
| Others |
| AST | Above-ground Storage Tank
| Others |
| AST | Aboveground Storage Tank
| Others |
| AST | Abstract Syntax Tree
| Others |
| AST | Abstract Syntax Trees
| Others |
| AST | Academy of Sciences of Turin
| Others |
| AST | Academy Support Team
| Others |
| AST | Accademia delle Scienze di Torino
| Others |
| AST | Accelerated Sales Tax
| Others |
| AST | Accelerated Stress Testing
| Others |
| AST | Accelerating Social Transformation
| Others |
| AST | Accounting Services and Tax
| Others |
| AST | Accurate Sample Taking
| Others |
| AST | Action Sports Team
| Others |
| AST | Active Safety Technology
| Others |
| AST | Active Servo Technology
| Others |
| AST | Active Shock Technology
| Others |
| AST | Active Subject Table
| Others |
| AST | Adhesive Systems Technology
| Others |
| AST | Adjustable Steering Wheel Tilt-Only
| Others |
| AST | Admin Serviceability Tool
| Others |
| AST | Administrative Supply Technician
| Others |
| AST | Adobe Color Separtion table
| Others |
| AST | Adobe Separation Table
| Others |
| AST | Adult Sex Toy
| Others |
| AST | Advanced Sealing Technologies
| Others |
| AST | Advanced Security Technologies
| Others |
| AST | Advanced Security Tool
| Others |
| AST | Advanced Sensor Technology
| Others |
| AST | Advanced Shooting Technology
| Others |
| AST | Advanced Simulation Technology
| Others |
| AST | Advanced Skills Teacher
| Others |
| AST | Advanced Skin Technologies
| Others |
| AST | Advanced Software Technologies
| Others |
| AST | Advanced Software Technology
| Others |
| AST | Advanced Sound Technologies
| Others |
| AST | Advanced Spindle Technology
| Others |
| AST | Advanced Stability and Traction System
| Others |
| AST | Advanced Store Training
| Others |
| AST | Advanced Streaming Technology
| Others |
| AST | Advanced Structural Technologies
| Others |
| AST | Advanced Submunition Technology
| Others |
| AST | Advanced Suspension Technology
| Others |
| AST | Advanced Systems Technology
| Others |
| AST | Aero Space Technology
| Others |
| AST | Agape Scripture Team
| Others |
| AST | Agricultural Systems Technology
| Others |
| AST | Airborne Surveillance Testbed
| Others |
| AST | Alaska Standard Time
| Measurement Unit, Time, Time Zone |
| AST | Alaska State Trooper
| Others |
| AST | Alberta Sprint Tour
| Others |
| AST | Alexander Sarantos Tremulis
| Others |
| AST | Alien Standard Time
| Others |
| AST | All Season Tires
| Others |
| AST | All Season Traction
| Others |
| AST | All Star Titanium
| Others |
| AST | All Sun Technics
| Others |
| AST | Allergy Skin Test
| Others |
| AST | Allied Security Trust
| Others |
| AST | Alpha Sigma Tau
| Others |
| AST | Alt.Support.Tourettes
| Others |
| AST | Alternate Site Testing
| Others |
| AST | Alternatively Spliced Transcript
| Others |
| AST | American School of Technology
| Others |
| AST | American Sensor Technologies
| Others |
| AST | American Society of Transplantation
| Others |
| AST | Amsoil Gasoline Stabilizer
| Others |
| AST | Angle of the Steering Wheel
| Others |
| AST | Angle Sum Theorem
| Others |
| AST | Ankara Sanat Tiyatrosu
| Others |
| AST | Annotated Syntax Tree
| Others |
| AST | Anti-Slice Technology
| Others |
| AST | Antimicrobial Susceptibility Testing
| Others |
| AST | Apparent Solar Time
| Others |
| AST | Application Security Testing
| Others |
| AST | Applied Security Technologies
| Others |
| AST | Applied Sterilization Technologies
| Others |
| AST | Applied Systems Technology
| Others |
| AST | Arabia Standard Time
| Others |
| AST | Arabian Standard Time
| Others |
| AST | Arch Support Technology
| Others |
| AST | Archimedean Screw Tank
| Others |
| AST | Arizona State Trooper
| Others |
| AST | Aspartate Amino Transferase
| Others |
| AST | ASpartate Transaminase
| Others |
| AST | Asphalt Surface Treatment
| Others |
| AST | Assenmacher Specialty Tools
| Others |
| AST | Assign Secondary Traffic channels
| Others |
| AST | Assistant AST Atlantic
| Others |
| AST | Assistant File
| Others |
| AST | Associate in Specialized Technology
| Others |
| AST | Association for Software Testing
| Others |
| AST | Association of Surgical Technologists
| Others |
| AST | Assorted Spiffy Thing
| Others |
| AST | Assured Shorthold Tenancy
| Others |
| AST | Astoria Regional Airport, Astoria, Oregon USA
| Others |
| AST | Astound multimedia file
| Others |
| AST | Astringent
| Others |
| AST | Astro Star Tracker
| Others |
| AST | Astro Van
| Others |
| AST | Asynchronous System Trap
| Others |
| AST | Atlantic Daylight Saving Time
| Others |
| AST | Atlantic Standard Time
| Others |
| AST | Atlantic Standard Time [UTC - 0400]
| Others |
| AST | ATT Software Technologies
| Others |
| AST | Audi Sport Team
| Others |
| AST | Autism Spectrum Therapies
| Others |
| AST | Auto Sales Training
| Others |
| AST | Auto Sport Technika
| Others |
| AST | Auto Store
| Others |
| AST | Automated Shift Transmission
| Others |
| AST | Automatic Spanning Tree
| Others |
| AST | Automatic Station Tuning
| Others |
| AST | Automatic Summary Table
| Others |
| AST | Automobiles Sportives de Touraine
| Others |
| AST | Automotive Safety Technologies
| Others |
| AST | Automotive Service Technician
| Others |
| AST | Automotive Services Technology
| Others |
| AST | Automotive Solutions and Training
| Others |
| AST | Automotive System Tools
| Others |
| AST | Avalanche Safety Training
| Others |
| AST | Avalanche Skills Training
| Others |
| AST | Average Seek Time
| Others |
| AST | Aviation Safety Technician
| Others |
| AST | Axle Spacing Table
| Others |
| AST | Claris Works ASsistanT file
| Others |
| AST | IEEE International Symposium on Assessment of Software Tools
| Others |