| Acronym | Definition |
|---|
| BASIS | Basic Achievement Skills Individual Screener (education assessment) |
| BASIS | Business Action to Support the Information Society (International Chamber of Commerce) |
| BASIS | Barents Sea Impact Study |
| BASIS | British Airways Safety Information System (aviation) |
| BASIS | Baltic Air-Sea-Ice Study |
| BASIS | Burst and All-Sky Imaging Survey |
| BASIS | Battelle Automated Search Information System |
| BASIS | Bay Area Social Intervention Services, Inc. (Bay City, Michigan) |
| BASIS | Bank Automated Service Information System |
| BASIS | Bases And Stations Information System |
| BASIS | Burst Arc Second Imaging and Spectroscopy |
| BASIS | Battlefield Acoustic Sensor Integration System |
| BASIS | Business and Support Information Services (NASA) |
| BASIS | Battlefield Automatic Secure Identification System |
| BASIS | Bottlers Accounting and Sales Information System (Coca-Cola Company) |