| Acronym | Definition |
|---|
| GCR | Global Competition Review (website) |
| GCR | Global Currency Reset |
| GCR | Global Clinic Rating (healthcare clinic standard) |
| GCR | Geological Conservation Review (UK) |
| GCR | Great Central Railway (UK) |
| GCR | Glucocorticoid Receptor (molecular biology) |
| GCR | Global Control Register |
| GCR | Gray Component Replacement |
| GCR | Galactic Cosmic Rays |
| GCR | Global Competitiveness Report |
| GCR | Global Corruption Report |
| GCR | Gray Component Replacement (printing inks) |
| GCR | Gas Cost Recovery |
| GCR | General Cargo Rates (shipping) |
| GCR | GMAN Car Reviews |
| GCR | Graduate Common Room (Christ Church; UK) |
| GCR | General Competition Rules |
| GCR | Gas-Cooled Reactor |
| GCR | Grand Canyon Railway |
| GCR | Geometric Constraints and Reasoning (various schools) |
| GCR | Group Code Recording |
| GCR | Group Coded Recording |
| GCR | Groupement des Concessionnaires Renault (French: Renault Dealers Grouping) |
| GCR | Grand Calumet River |
| GCR | Gulf Coast Region |
| GCR | Greater China Region |
| GCR | General Conformity Rule |
| GCR | General Counsel Roundtable (Corporate Executive Board) |
| GCR | Good Conduct Ribbon (military award) |
| GCR | Grand Circuit du Roussillon (French: Grand Tour of Roussillon; Roussillon, France) |
| GCR | General College Requirements (various locations) |
| GCR | Gas Cost Rate |
| GCR | Graduate Council Representative (various schools) |
| GCR | Generalized Conjugate Residual |
| GCR | Gulf Coast Repository |
| GCR | Group Call Register |
| GCR | Gérald Construction Rénovation (French: Gerald Building Construction) |
| GCR | Ghost Cancelling Reference |
| GCR | Gestion Comptabilité Révision (French: Accounting Management Review) |
| GCR | Gibbons Creek Reservoir (College Station, TX) |
| GCR | Gruson Construction Rénovation (French: Gruson Building Construction) |
| GCR | Generalized Cambridge Ring (semiconductors) |
| GCR | Galactic Cosmic Ray/Radiation |
| GCR | Ground Controlled Radar |
| GCR | Good Charamel Records (record label) |
| GCR | Great Canadian Rebates (Canada) |
| GCR | Geological Characterization Report |
| GCR | Ground Cover Ratio (photovoltaic system) |
| GCR | Global Confidence Region |
| GCR | Gravity Condensate Return |
| GCR | Global Call Register |
| GCR | Gregory C. Rigamer & Associates, Inc (New Orleans, LA) |
| GCR | Godvicienne Carreleurs Réunis (French flooring company) |
| GCR | Gateway for Cancer Research (Illinois) |
| GCR | Guaranteed Capacity Rate (air cargo industry) |
| GCR | Greedy Column Re-Routing |
| GCR | Gripo Colaboradores de Revisión (Spanish) |
| GCR | Guitar Center Radio |