| Acronym | Definition |
|---|
| AIAP | Alternate Interface Access Protocol |
| AIAP | Association Internationale des Arts Plastiques (French: International Association of Plastic Arts) |
| AIAP | Association of Independent Architectural Photographers (North Salt Lake, UT) |
| AIAP | Association of Iranian-American Professionals (San Diego, CA) |
| AIAP | Alternative Interface Access Protocol (computing) |
| AIAP | Association of Independent Accounting Professionals |
| AIAP | Army Information Assurance Program |
| AIAP | Associazione Italiana degli Architetti del Paesaggio (Italian: Italian Association of Landscape Architects) |
| AIAP | Automatic Incident Actuation Panel |