| Acronym | Definition |
|---|
| ASE | American Stock Exchange |
| ASE | Automotive Service Excellence |
| ASE | Automated Software Engineering (IEEE/ACM International Conference) |
| ASE | National Institute for Automotive Service Excellence |
| ASE | Adaptive Server Enterprise (Sybase) |
| ASE | Alliance to Save Energy (Washington, DC) |
| ASE | Association for Science Education (UK) |
| ASE | Amplified Spontaneous Emission |
| ASE | Aide Sociale à l'Enfance (French: Child Welfare) |
| ASE | American Society of Echocardiography |
| ASE | Accommodation Search Engine |
| ASE | Athens Stock Exchange (Greece) |
| ASE | Accredited Systems Engineer |
| ASE | All Seeing Eye (software product) |
| ASE | Association of Space Explorers |
| ASE | Association for Surgical Education |
| ASE | Aircraft Survivability Equipment |
| ASE | Application Service Element |
| ASE | Agence Spatiale Européenne (French: European Space Agency; est. 1975) |
| ASE | Alberta Stock Exchange |
| ASE | Autonomous Sciencecraft Experiment |
| ASE | Advanced Software Engineering (Sprint - Group) |
| ASE | American Silver Eagle (coin collecting) |
| ASE | Amalgamated Society of Engineers |
| ASE | American Society of Employers |
| ASE | Association-Control Service Element (IBM) |
| ASE | Australian Securities Exchange |
| ASE | Aero Systems Engineering |
| ASE | Association Suisse des Electriciens (French: Swiss Association of Electricians; Switzerland; est. 1889) |
| ASE | Airborne Support Equipment |
| ASE | Agenzia Spaziale Europea (European Space Agency) |
| ASE | Australian Screen Editors |
| ASE | Altimetry System Error |
| ASE | Armed Services Edition (Council on Books in Wartime) |
| ASE | Actively Seeking Employment |
| ASE | Automotive Software Engineering |
| ASE | Accelerated Solution Environment |
| ASE | Analysis Service Element (Visual Uptime) |
| ASE | American Society of Embalmers |
| ASE | Aeroservoelasticity |
| ASE | Automatic Stabilization Equipment |
| ASE | Aladdin Smartcard Environment |
| ASE | Active Storage Element |
| ASE | Aspen, CO, USA - Pitkin County Airport Sardy Field (Airport Code) |
| ASE | Apprenticeships in Science & Engineering |
| ASE | Academic Skills Enhancement (various schools) |
| ASE | Account Support Engineer |
| ASE | Advanced Server Edition (Novell) |
| ASE | Aromatic Stabilization Energy |
| ASE | Alternative Scarborough Education (Scarborough Toronto, Ontario, Canada) |
| ASE | Amicale Sportive d'Evry (French sports association; Evry, France) |
| ASE | Allowable Steering Error |
| ASE | Alliance Sud Expertise |
| ASE | Aircraft Survival Equipment |
| ASE | Air Support Element |
| ASE | Aviation Support Element |
| ASE | Automotive Stirling Engine |
| ASE | Aircrew Survival Equipmentman (US Navy enlisted rating) |
| ASE | Alkali Soluble Emulsion |
| ASE | Aviation Survivability Equipment |
| ASE | Agatston Score Equivalent |
| ASE | American Sewing Expo |
| ASE | Autonomous Spacecraft Experiment |
| ASE | Aviation Safety Engineer (FAA) |
| ASE | Automatic Support Equipment |
| ASE | Armament Support Equipment |
| ASE | Aerospace Support Equipment |
| ASE | automated stabilization equipment (US DoD) |
| ASE | Active Server Enterprise (Sybase) |
| ASE | Automation Software for Engineers |
| ASE | Air Sea Experiment |
| ASE | Airborne Search Equipment |
| ASE | Active Systems Exploitation/ATD |
| ASE | Automotive Safety and Energy (China State Laboratory) |
| ASE | Army Support Element |
| ASE | Airborne Support Environment |
| ASE | AC Shaker Electronics |
| ASE | Assistant Supervisor of Elections |
| ASE | National Air Space System Engineering Service (FAA) |
| ASE | Aeronautical Source Environment |
| ASE | (USN Rating) Aviation Support Equipment Technician (Electrical) |
| ASE | Administrative Support Equipment |
| ASE | Advance Systems Engineering |
| ASE | Advanced Sensor Exploitation/Exploration |
| ASE | Antenna System Echo |
| ASE | Average Sampling Error |
| ASE | Ada-based Software Engineering (Arcadia software) |
| ASE | Auxiliary Stabilization Extension |
| ASE | Alternative Sheltered Employment |
| ASE | All Source Extended |
| ASE | Antistreptococcal Esterase |
| ASE | American Street Edge (martial arts studio; Springfield, MO) |
| ASE | Automotive Service Equipment |
| ASE | Air Interface Speech Equivalent (wireless communication) |
| ASE | Alternative Search Engine |