OISE
| Acronym | Definition |
|---|---|
| OISE | Ontario Institute for Studies in Education (Canada) |
| OISE | Office of International Science and Engineering (National Science Foundation) |
| OISE | Oxford Intensive School of English |
| OISE | Organización Indígena Secoya del Ecuador |
| OISE | Office of International Student Exchange (University of Hong Kong) |
| OISE | Oxford Illustrated Science Encyclopedia |