| Acronym | Definition |
|---|
| GWR➣Great Western Railway (UK Company) |
| GWR➣Guinness World Records |
| GWR➣Ground-Water Recharge (geology; various locations) |
| GWR➣Guided Wave Radar (various companies) |
| GWR➣Gloucestershire Warwickshire Railway (UK) |
| GWR➣Geographically Weighted Regression |
| GWR➣God's Wonderful Railway (Great Western Railway nickname) |
| GWR➣Great Way Round (Great Western Railway nickname) |
| GWR➣Greater Washington Region (Virginia, Maryland, and Washington, DC) |
| GWR➣Gross Weight on Rail (transportation) |
| GWR➣Gift with Reservation (taxation) |
| GWR➣Great Western Radio (international radio group) |
| GWR➣General War Reserves |
| GWR➣Graphical Wireless Reporting |