| Abbreviation | Definition |
|---|---|
| AIDB | Alabama Institute for the Deaf and Blind |
| AIDD | Alpine Institute for Drug Discovery |
| AIDE | Appalachian Institute of Digital Evidence |
| AIDR | Australian Institute for Disaster Resilience |
| AIE | American Institute of Engineers |
| AIEE | American Institute of Electrical Engineers |
| AIEI | aoyama international education institute |
| AIEMO | Advanced Institute for Elected Municipal Officials |
| AIER | American Institute for Economic Research |
| AIES | Arava Institute for Environmental Studies |
| AIFC | Australian Institute of Family Counselling |
| AIFD | American Institute of Floral Designers |
| AIFE | American Institute of Fitness Educators |
| AIFE | American Institute Of Forensic Education |
| AIFL | Art Institute of Fort Lauderdale |
| AIFR | American Institute for Financial Research |
| AIFS | American Institute for Foreign Study |
| AIFS | American Institute of Foreign Study |
| AIFS | Australian Institute of Family Studies |
| AIGA | American Institute Of Graphic Arts |