| Abbreviation | Definition |
|---|---|
| IABS | Irish American Building Society |
| IABSE | Association Internationale des Ponts et Charpentes |
| IABSE | Internationale Vereinigung fr Brckenbau und Hochbau |
| IABSE | Internationale Vereinigung für Brückenbau und Hochbau |
| IAC | 564C=0@>4=0O :045<8O &8B>;>388 |
| IAC | Academia Internacional de Citologa |
| IAC | Academia Internacional de Citología |
| IAC | Académie Internationale de Cytologie |
| IAC | Acadmie Internationale de Cytologie |
| IAC | Indian Academy of Cytologists |
| IAC | International Academy of Cytology |
| IAC | Internationale Akademie fr Zytologie |
| IAC | Internationale Akademie für Zytologie |
| IAC | ý›0Þf |
| IACCP | International Association for Cross-Cultural Psychology |
| IACL | Association Internationale de Droit Constitutionnel |
| IACL | International Association of Constitutional Law |
| IACS | Indian Association of Classification Societies |
| IACS | Italian American Cultural Society |
| IACT | International Association for Chemical Testing |