| Abbreviation | Definition |
|---|---|
| IAMS | Institutional Account Management System |
| IAP | Intracisternal A-type Particle |
| IATL | International Asbestos Testing Laboratories |
| IATL | Iowa Advanced Technology Laboratories |
| IATL | Iowa Advanced Technology Laboratory |
| IBAL | Injury Biomechanics and Aging Laboratory |
| IBAT | Ileal Bile Acid Transporter |
| IBC | Institutional Biosafety Committee |
| IBC | Iron Binding Capacity |
| IBID | International Biotechnology Issues Database |
| IBL | Industrial Biotechnology Laboratory |
| IBML | Ion Beam Materials Laboratory |
| IC | Inhibitory Concentration |
| ICAL | Imaging and Chem Analysis Laboratory |
| ICD-10 | International Statistical Classification of Diseases and Related Health Problems, 10th Revision |
| ICDDR,B | International Centre for Diarrhoeal Disease Research, Bangladesh |
| ICDDRB | International Centre for Diarrhoeal Disease Research, Bangladesh |
| ICET | Irish Centre for Environmental Toxicology |
| ICIL | Information Computing and Intelligence Laboratory |
| ICIL | Islamabad Civic Innovation Lab |