| Acronym | Definition |
|---|
| RUL | Ready Up Live (gaming website) |
| RUL | Rutgers University Libraries |
| RUL | Resource Unit Leader (various locations) |
| RUL | Right Upper Lobe (lung) |
| RUL | Reasonable Useful Life (medical equipment) |
| RUL | Remaining Useful Life |
| RUL | Région Urbaine de Lyon (French: Lyon Urban Region; Lyon, France) |
| RUL | Rijksuniversiteit Leiden |
| RUL | Rural Urban Limit Line |
| RUL | Russian Union of Legates |
| RUL | Read You Later |
| RUL | Résidence Universitaire Lantéri (French student housing) |
| RUL | Responsable Unité Logistique (French: Logistics Unit Manager; various organizations) |