| Acronym | Definition |
|---|
| HRR➣Henley Royal Regatta (England) |
| HRR➣Heat Release Rate |
| HRR➣Heart Rate Reserve |
| HRR➣High Range Resolution |
| HRR➣Homologous Recombination Repair (DNA) |
| HRR➣Heart Rate Recovery |
| HRR➣Hospital Referral Region (various states) |
| HRR➣Human Rights Report (Association of On-line Press Editors) |
| HRR➣Home Residency Requirement (US INS) |
| HRR➣Health-Related Research |
| HRR➣Human Resource Representative |
| HRR➣Household Response Rate (health surveys) |
| HRR➣High-Resolution Radar |
| HRR➣Hierarchical Round Robin |
| HRR➣High Resolution Radar |
| HRR➣Hardy-Rand-Rittler (color plates used in ophthalmology) |
| HRR➣Humanitarian Response Review |
| HRR➣Head Rice Recovery |
| HRR➣Hockey Related Revenues |
| HRR➣Human Research Roadmap (US NASA) |
| HRR➣Harmonic Rejection Ratio |
| HRR➣Höchstrichterliche Rechtsprechung (German: Jurisprudence of the Supreme Court) |
| HRR➣High Resolution Resistivity (geophysical exploration and characterization method) |
| HRR➣High Ridge Resources (exploration; various locations) |
| HRR➣High Ramp Rate |
| HRR➣High Risk Records |
| HRR➣Human Race's Run (band) |
| HRR➣Health Readiness Record (US DoD) |
| HRR➣Horizontal Refresh Rate |
| HRR➣Helicopter Rapid Refueling Procedures |
| HRR➣Health Risk Review |
| HRR➣High Risk Requirement |
| HRR➣Heilig Rooms Rijk (Dutch: Holy Roman Empire) |