| Acronym | Definition |
|---|
| GLOS➣Gloucestershire (English County) |
| GLOS➣Grand Lodge of Scotland (Scotland, UK) |
| GLOS➣Great Lakes Observing System |
| GLOS➣Graphics Language Object System |
| GLOS➣Global Sea Level Observing System |
| GLOS➣Gladstone Light Opera Society |
| GLOS➣Guaranteed Level of Service |