| Acronym | Definition |
|---|
| HTN➣High Blood Pressure |
| HTN➣Hypertension |
| HTN➣Hypotension |
| HTN➣Heroes of the Nation (Redding, CA) |
| HTN➣Histotechnology (program of study) |
| HTN➣Hierarchical Task Network |
| HTN➣Hair Transplant Network |
| HTN➣Health Thru Nutrition (est. 1993) |
| HTN➣Hammonton (Amtrak station code; Hammonton, NJ) |
| HTN➣Hughes Television Network |
| HTN➣Healthy Teen Network (Baltimore, MD) |
| HTN➣High-Tech Network (various locations) |
| HTN➣Help the Needy |
| HTN➣Hospitality Training Network (Sydney, Australia) |
| HTN➣Harmonic Termination Network (electrical engineering) |
| HTN➣Health Transaction Network Inc. (Canada) |
| HTN➣Home Theatre Network |
| HTN➣Harvest The Net |