GRIS
| Acronym | Definition |
|---|---|
| GRIS | Grid Resource Information Server |
| GRIS | Grid Resource Information Service |
| GRIS | Gamma-Ray Imaging Spectrometer |
| GRIS | Gruppo di Ricerca e Informazione Socio-Religiosa (Italian: Religious Sects Research) |
| GRIS | Global Reconnaissance Information System |
| GRIS | GCCS Reconnaissance Information System |
| GRIS | Global Resources Information System |