HRDB
| Acronym | Definition |
|---|---|
| HRDB | Human Resources Development Branch |
| HRDB | Heart Rate Response to Deep Breathing |
| HRDB | Hunter Richey & Di Benedetto, LLP (Sacramento, CA) |
| HRDB | Heart Rate Deep Breathing (cardiovascular health) |
| HRDB | Human Relations Diversity Board (Ocoee, FL) |
| HRDB | Human Resource Data Bank |