| Acronym | Definition |
|---|
| HCR | Health Care Reform |
| HCR | Hot Chelle Rae (band) |
| HCR | High Commissioner for Refugees (UN) |
| HCR | Hotel Café Restaurant (Netherlands) |
| HCR | Health Care and Retirement Corporation (now HCR Manor Care, Inc.; Ohio) |
| HCR | High Chip Rate |
| HCR | High Color Resolution |
| HCR | Hardcopy Cable Replacement |
| HCR | Household Cavalry Regiment (UK) |
| HCR | Handwritten Character Recognition |
| HCR | High Consistency Rubber |
| HCR | HUMINT (Human Intelligence) Collection Requirement |
| HCR | Home Care Rehabilitation |
| HCR | Holiday Club Resorts (various locations) |
| HCR | High Compression Ratio |
| HCR | Home Condition Report |
| HCR | High Chief Ranger (Ancient Order of Foresters) |
| HCR | Harrison Clinical Research (Germany) |
| HCR | Housing and Community Revitalization (various locations) |
| HCR | Hitachi Chemical Research Center (Irvine, CA) |
| HCR | Hollywood Congress of Republicans |
| HCR | Highway Contract Route (US Postal Service) |
| HCR | Headcount Ratio |
| HCR | Homes and Community Renewal (New York) |
| HCR | High Consistency Refining (energy) |
| HCR | Human Cognitive Reliability |
| HCR | Holy Culture Radio |
| HCR | Harvard China Review (Harvard University; Cambridge, MA) |
| HCR | Hardcore Rules |
| HCR | Hazard Communication Rule (US OSHA) |
| HCR | High Contrast Recording |
| HCR | High Cross Range |
| HCR | Health Care Reengineering |
| HCR | High Chemical Resistant |
| HCR | Heart Center of the Rockies (Fort Collins, CO, USA) |
| HCR | Hardware Concept Review |
| HCR | Hill County Road |
| HCR | Height to Crown Ratio (trees) |
| HCR | Haut-Commissaire des Nation Unies pour les Refugies (French; United Nations) |
| HCR | High Color Ratio (US Air Force) |
| HCR | High Current Resistant/Resistance |
| HCR | Hodge Computer Research Corporation |
| HCR | Home Carrier Route (USPS) |
| HCR | Hernando County Road |