| Acronym | Definition |
|---|
| OACIS➣Outcomes after Critical Illness and Surgery (Johns Hopkins Medicine) |
| OACIS➣Online Access to Consolidated Information on Serials (for the Middle East; Yale University) |
| OACIS➣Oregon Advanced Computing Institute |
| OACIS➣Open Architecture Clinical Information Systems (Oacis Healthcare System) |
| OACIS➣Ocean & Coastal Interdisciplinary Science (University of Washington) |