| Acronym | Definition |
|---|
| LROS➣Little Ray of Sunshine |
| LROS➣Lloyd's Register of Shipping (publication; maritime insurance; UK) |
| LROS➣Leicestershire Rutland Ornithological Society (birds; UK) |
| LROS➣Land Rovers of Switzerland (automobile club) |
| LROS➣Laser Remote Optical Sensing |
| LROS➣Lufia II: Rise of Sinistrals (gaming) |
| LROS➣Long-Range Optical System |