| Acronym | Definition |
|---|
| IEAS➣Institute of East Asian Studies |
| IEAS➣Institute of Economics, Academia Sinica (Economics research institute in Taiwan) |
| IEAS➣Institute of English and American Studies (Hungary) |
| IEAS➣International Experimental Aerospace Society |
| IEAS➣International Eurasian Academy of Sciences |
| IEAS➣In Every Aspect Seen (graphics) |
| IEAS➣International Exotic Animal Sanctuary, Inc. (Boyd, TX) |