| Acronym | Definition |
|---|
| AESI➣Adverse Event of Special Interest |
| AESI➣Aeronautical Society of India |
| AESI➣Associated Engineering Sciences Inc |
| AESI➣Agricultural Environmental Stewardship Initiative (Canada) |
| AESI➣Acumen Engineered Solutions International, Inc. (est. 1984; Canada and US) |
| AESI➣Arrow Engineering Services Inc (Lancaster, CA) |
| AESI➣Advanced Electro-Mechanical Sales, Inc. (Washington and Oregon) |