| Acronym | Definition |
|---|
| RG➣Radio Grade (as in RG-11 coaxial cable) |
| RG➣Range (Canada Post road designation) |
| RG➣Really Good |
| RG➣Reading (postcode, United Kingdom) |
| RG➣Rhythmic Gymnastics (sport) |
| RG➣Regulatory Guide |
| RG➣Rio Grande (railroad; river) |
| RG➣Residential Gateway |
| RG➣Rive Gauche (French: Left Bank) |
| RG➣Red Green |
| RG➣Right Guard (football) |
| RG➣Rechnung (German: Invoice) |
| RG➣Varig (Brazilian South Airways) |
| RG➣Renseignements Generaux (French Investigation Bureau) |
| RG➣RasGas (Qatar) |
| RG➣Rock Guitar |
| RG➣Rupert Grint (actor) |
| RG➣Rate Gyro (gyroscope) |
| RG➣Roentgenium (element) |
| RG➣Real Girl |
| RG➣Rold Gold (food brand) |
| RG➣Royal Gibraltar Regiment (UK) |
| RG➣Rate Group |
| RG➣Register-Guard (Eugene, OR newspaper) |
| RG➣Radius of Gyration |
| RG➣Ragusa, Sicilia (Italian province) |
| RG➣Radio Guide (cable designator) |
| RG➣Registro Geral (General Register, Brazilian ID card) |
| RG➣Ramat Gan (Israel) |
| RG➣Raygun |
| RG➣Ryan Giggs (soccer player) |
| RG➣Republican Guard (Iraq; military) |
| RG➣Retractable Gear |
| RG➣Ring Gear (automotive) |
| RG➣Reduction Gear |
| RG➣Regional Gathering (Mensa's regional group annual meeting) |
| RG➣Res Gestae (Latin: Accompishments, epigraphy) |
| RG➣Rail Gun (Quake weaponry) |
| RG➣University of Rio Grande (Rio Grande, Ohio) |
| RG➣Registered Geologist (Missouri registration for professional geologist) |
| RG➣Regular Guys (radio show) |
| RG➣Riveted Plate Girder (engineering) |
| RG➣Rio Group |
| RG➣Receiver Group |
| RG➣Remote Gateway |
| RG➣Reliability Growth |
| RG➣Reconnaissance Group |
| RG➣Random Glucose |
| RG➣Red Guards (Chinese cultural revolution) |
| RG➣Readiness Group |
| RG➣Reconstitution Group (US DoD) |
| RG➣Reactor Grade (plutonium) |
| RG➣Rights Working Group |
| RG➣Rules Girl (from "The Rules" books) |
| RG➣Rough Grade (construction) |
| RG➣Rate of Germination |
| RG➣Retro-Grade |
| RG➣Rely-Guarantee |
| RG➣Re-Gummed (philately) |
| RG➣Radio Direction Finding Station |
| RG➣Reserve Grade |
| RG➣Roving Guns (gaming clan) |
| RG➣Recommended Gear |
| RG➣Regular-Graded |
| RG➣Relational Geometry |
| RG➣Robbins-Gioia Inc (program management company) |
| RG➣Reports Generator |
| RG➣Rapid Gaming |
| RG➣Reach Guide (baseball) |
| RG➣Risk Guideline |
| RG➣Rail Garrison |
| RG➣Revalor G (cattle hormone) |
| RG➣RatchetGamers (Ratchet and Clank forum) |
| RG➣Renormalizaton Group |
| RG➣Ramped Gradient |
| RG➣Renegade Gunners (gaming clan) |
| RG➣US Revenue Silver Tax (Scott Catalogue prefix; philately) |