| Abbreviation | Definition |
|---|---|
| IAPR | International Association for Pattern Recognition |
| IAPS | Indian Association of Paediatric Surgeons |
| IAPS | Indo American Pharmaceutical Society |
| IAPS | Indo American Pharmaceuticals Society |
| IAPS | Inter American Photochemical Society |
| IARS | International Anesthesia Research Society |
| IAS | A1GF¯3*'F 9DHE ,EGH1J '3D'EJ 'J1'F |
| IAS | Académie Islamique des Sciences |
| IAS | Academy of Sciences of the Islamic Republic of Iran |
| IAS | Acadmie Islamique des Sciences |
| IAS | 'D#C'/JEJ) 'D%3D'EJ) DD9DHE |
| IAS | Indian Academy of Sciences |
| IAS | Indian Archaeological Society |
| IAS | Industry Applications Society |
| IAS | International Antiviral Society |
| IAS | Islamic Academy of Sciences |
| IAS | Islamic Republic of Iran Academy of Sciences |
| IASA | Association Internationale d'Archives Sonores et Audiovisuelles |
| IASA | International Association of Sound and Audiovisual Archives |
| IASA | Internationale Vereinigung der Schall- und audiovisuellen Archive |