| Acronym | Definition |
|---|
| THR | The Human Resource (various locations) |
| THR | The House of Representatives (US Congress) |
| THR | The Hollywood Reporter |
| THR | Thursday |
| THR | Threonine (Amino Acid) |
| THR | Total Hip Replacement |
| THR | Thrust |
| THR | Tobacco Harm Reduction (various organizations) |
| THR | Technical Human Resources (Kazakhstan) |
| THR | Texas Health Resources |
| THR | Target Heart Rate |
| THR | Take Home Ration (nutrition; various locations) |
| THR | Traditional Herbal Registration (UK) |
| THR | The High Road (firearms forum) |
| THR | Through Hole Reflow |
| THR | Turn Hard Right (direction) |
| THR | Thyroid Hormone Receptor |
| THR | The Homeschooling Revolution (blog) |
| THR | Thruster |
| THR | Transmit Holding Register |
| THR | Through-Hole Reflow |
| THR | Training Heart Rate |
| THR | Tehran, Iran - Mehrabad (Airport Code) |
| THR | Threshold Requirements |
| THR | Threshold Heart Rate |
| THR | Tolerable Hazard Rate |
| THR | Total Herd Reporting (cattle breeding) |
| THR | Total Heat of Rejection (condenser capacity, refrigeration) |