| ABEL | Advanced Boolean Expression Language [engl.] Software für kleinere Aufgaben wie der Programmierung von GAL |
| EOS | Equation Of State |
| DAE | Differential-algebraic Equation |
| REE | Revised Enskog Equation |
| NSE | Nonlinear Schroedinger Equation |
| NLEE | Non-Linear Evolution Equation |
| PDE | Partial Differential Equation |
| ODE | Ordinary Differential Equation |
| GDE | Generalized Diffusion Equation Frankfurt/M. |
| GLE | Generalized Langevin Equation |
| GME | Generalized Master Equation |
| MFKE | Mean Field Kinetic Equation |
| PK | Peng-Robinson [equation of state] |
| CGL | Complex Ginzburg-Landau [equation] |
| ORZ | Optimized Rouse-Zimm [equation] |
| bgy | Born-Green-Yvon [equation] |
| NLSE | Non-Linear Schroedinger wave Equation |
| back | Boublik-Alder-Chen-Kreglewski [equation of state] |
| XQL | XML [eXtensible Markup Language] Query Language |
| AGT | Advanced German Technology |
| ADN | Advanced Digital Network |
| NAS | National Advanced Systems |
| APB | Advanced Peripheral Bus [engl.] |
| AOD | Advanced Optical Disc |
| AHD | Advanced Help Desk [engl.] Software für das Infrastruktur Management |
| NAS | NASA Advanced Supercomputing |
| AF | Advanced Freight [engl.] Vorausbezahlte Fracht |
| AOS | Advanced Operating System |
| AT | Advanced Technology [engl.] PC-Industrie-Standard von Microsoft |
| ACE | Advanced CMOS-ECL [engl.] Schnelle Prozessortechnologie von IBM |
| ACT | Advanced Communication for Training |
| ASB | Advanced System Bus [engl.] |
| ADP | Advanced Packaging [engl.] Microchip-Kontaktierung innerhalb des Gehäuses |
| RHAD | Red Hat Advanced Development [Laboratories] |
| ATS | Advanced Training Solution |
| ATI | Advanced Technology Institute |
| AS | Advanced Server [engl.] |
| AMD | Advanced Micro Devices [engl.] Dornach b. München, http://www.amd.com/de-de |
| SPAN | Services and Protocols for Advanced Networks |
| AMB | Advanced Memory Buffer [engl.] |
| AME | Advanced Metal Evaporated [engl.] |
| APEX | Advanced Packet Exchange [engl.] Verbesserte Paketvermittlung bei der Datenübertragung |
| AOW | Advanced Openwater Diver [engl.] Tauchsportqualifikation von PADI |
| AMBA | Advanced Microcontroller Bus Architecture [engl.] |
| AME | Advanced Modeling Extension [AutoCAD] |
| AMP | Advanced Multi Processor [engl.] |
| AOP | Advanced Oxidation Process [engl.] Prozess bei der Trinkwasser-Aufbereitung |
| AWE | Advanced Workstation Environment [engl.] |
| AMPI | Advanced Magazine Publishers Inc. [engl.] Verlagskonzern |
| AMP | Advanced Metal Powder [engl.] |