| Acronym | Definition |
|---|
| GRC | Governance, Risk and Compliance |
| GRC | Greece (ISO Country code) |
| GRC | Gendarmerie Royale du Canada (RCMP - Canada) |
| GRC | Glenn Research Center (NASA) |
| GRC | Gordon Research Conferences (biological, chemical & physical sciences) |
| GRC | Geoenvironmental Research Centre |
| GRC | Gestion de la Relation Client (Customer Relationship Management) |
| GRC | Gulf Research Center (Dubai, UAE) |
| GRC | John H. Glenn Research Center (NASA; formerly Lewis Research Center, Cleveland, Ohio) |
| GRC | Gibson Research Corporation |
| GRC | Gerontology Research Center |
| GRC | Granular Computing (International Computing) |
| GRC | Geothermal Resources Council |
| GRC | Government Relations Committee |
| GRC | Glass Reinforced Concrete |
| GRC | General Revenue Corporation |
| GRC | General Research Corporation |
| GRC | Galvanized Rigid Conduit |
| GRC | Gerontology Research Centre (Canada) |
| GRC | Geographic Resources Center |
| GRC | Genetic Resources Center |
| GRC | Generic Reference Configuration |
| GRC | Gulf Region Central (District, USACE) |
| GRC | Grants Review Committee |
| GRC | Gas Reactor Column |
| GRC | General Rifling Characteristics (ballistics) |
| GRC | Government of the Republic of China |
| GRC | Global Regulatory Cooperation Project (US Chamber of Commerce) |
| GRC | Greenland Cod |
| GRC | Gatekeeper Routed Call |
| GRC | Ground Radio Communications |
| GRC | Geriatric Research Center |
| GRC | Group Rooms Coordinator |
| GRC | Grain Research Committee of Western Australia |
| GRC | Generation Review Committee |
| GRC | Gaussian Relay Channel |
| GRC | Government Regulations Coordinator |
| GRC | Ground Radio Transceiver ("C" is for transceiver since "T" is in use for Ground Radio Transmitter GRT) |
| GRC | Guest Registration Card (hotel industry) |
| GRC | Golden Run Comparison |
| GRC | Gross Rating Cost |