| Acronym | Definition |
|---|
| HRU➣High Resolution Unit |
| HRU➣How Are You |
| HRU➣Heat Recovery Unit |
| HRU➣Hydrostatic Release Unit |
| HRU➣Ham Radio University |
| HRU➣Health Research Unit |
| HRU➣Human Rights Unit |
| HRU➣Hydrological Response Unit |
| HRU➣Human Resources Unlimited |
| HRU➣High Risk Unit |
| HRU➣Hydrological Research Unit |
| HRU➣Heading Reference Unit |
| HRU➣Healthcare Resource Utilization |
| HRU➣Human Reproduction Update (European Society of Human Reproduction and Embryology) |
| HRU➣Hydrogen Recovery Unit |
| HRU➣Hose Recovery Unit (firefighting equipment) |
| HRU➣Hearings and Release Unit |
| HRU➣Hypermedia Research Unit |
| HRU➣Hardcopy Reconstruction Unit |
| HRU➣Humanities Research Unit (University of Saskatchewan) |
| HRU➣Higher Reasoning Unit |
| HRU➣Hi-current Relay Unit |
| HRU➣HDSL Repeater Unit (telecommunications) |
| HRU➣Herington Regional Airport, Herington, Kansas, USA (airport code) |