IAP
- Abdominal compartment syndrome
- Adventist Church of Promise
- CD47
- Ericsson
- Fraunhofer Institute for Applied Polymer Research
- Google Cloud Platform
- Group B streptococcal infection
- IAPS (disambiguation)
- Identical ancestors point
- Imaging atom probe
- In-app purchase
- Indanylaminopropane
- Independent Activities Period
- Independent American Party of Nevada
- Indoor air quality
- Information Age Publishing
- Inhibitor of apoptosis
- Institut d'astrophysique de Paris
- Institution of Analysts and Programmers
- Instrument approach procedure
- Integrated Applications Promotion
- InterAcademy Panel
- International Academy of Pathology
- International Association of Prosecutors
- International airport
- Internet service provider
- Irish Academic Press
- Islamic Association of Palestine
- Italian African Police