| Abbreviation | Definition |
|---|---|
| AEI | Italian Electrotechnical and Electronics Association |
| AEISA | Asociacin Ecuatoriana de Ingeniera Sanitaria y Ambiental |
| AEISA | Asociación Ecuatoriana de Ingeniería Sanitaria y Ambiental |
| AEISA | Ecuadorian Association of Sanitary and Environmental Engineering |
| AEJC | Association d'Études Juives Canadiennes |
| AEJC | Association d'tudes Juives Canadiennes |
| AEJC | Association for Canadian Jewish Studies |
| AEJMC | Association for Education in Journalism and Mass Communication |
| AEMS | Arizona Early Music Society |
| AEP | Academy of Engineering in Poland |
| AEP | Akademia Inynierska w Polsce |
| AEP | Akademia Inzynierska w Polsce |
| AEPIA | Asociacin Espaola para la Inteligencia Artificial |
| AEPIA | Asociación Española para la Inteligencia Artificial |
| AEPIA | Spanish Association for Artificial Intelligence |
| AERS | Association of Educators in Radiological Science |
| AES | Abrasive Engineering Society |
| AES | American Elasmobranch Society |
| AES | American Epilepsy Society |
| AES | American Equilibration Society |