| Acronym | Definition |
|---|
| GLL➣Greenwich Leisure Limited |
| GLL➣Gauss-Lobatto-Legendre (physics) |
| GLL➣Gartner Lee Limited (Canada) |
| GLL➣Gay and Lesbian League |
| GLL➣Germanic Languages and Literatures (university department) |
| GLL➣Guardian Life Limited (life insurance) |
| GLL➣German Life & Letters (journal) |