| Acronym | Definition |
|---|
| MABI | MABI AG (not an acronym; formerly Maschinenbau Biland; Switzerland) |
| MABI | Mother's Assessment of the Behavior of Her Infant (behavioral science) |
| MABI | Mauritius Agricultural Biotechnology Institute |
| MABI | Massachusetts Association of Business Incubators (Westford, MA) |
| MABI | Marsh-Billings-Rockefeller National Historic Park (US National Park Service) |
| MABI | Macintosh Application Binary Interface |
| MABI | Mothers Against Brain Injury, Inc. (est. 2005; St. Johns, FL) |
| MABI | Mean Annual Biomass Increment (forestry) |
| MABI | Monoclonal Antibody-Based Immunoassay |