| Acronym | Definition |
|---|
| AESO➣Alberta Electric System Operator |
| AESO➣Aircraft Environmental Support Office (US EPA) |
| AESO➣Acrylated Epoxidized Soybean Oil |
| AESO➣Auxiliary Extended Security Option (Cisco) |
| AESO➣Advanced Engineering Supplemental Order |
| AESO➣Association Estudiantine des Scolaires de Ouagadougou (Muslim association; Ouagadougou, Burkina Faso) |
| AESO➣Army Experimentation Site Officer (US Army) |