| Acronym | Definition |
|---|
| RLN➣Rocklin (Amtrak station code; Rocklin, CA) |
| RLN➣Recurrent Laryngeal Nerve |
| RLN➣Remote LAN Node |
| RLN➣Relaxin |
| RLN➣Recurrent Laryngeal Neuropathy (horse disease) |
| RLN➣Research Libraries Network |
| RLN➣Resource Loaded Network |
| RLN➣Retropharyngeal Lymph Node |
| RLN➣Red Letter Nights (promoter) |
| RLN➣Regional Learning Network (various universities) |
| RLN➣Rotterdam Law Network (Netherlands) |
| RLN➣Radio Link Network |