| Abbreviation | Definition |
|---|---|
| HAPL | Human Auditory Physiology Lab |
| HARD | Human Anal Retention Device |
| HASCVD | Hypertensive Arteriosclerotic Cardiovascular Disease |
| HASS | Highly-Accelerated Stress Screen |
| HATE | Have A Tension Extra |
| HAV | Hand- Arm Vibration |
| HAZ | Height for Age Z |
| HB | Half Blind |
| HB | Human Brain |
| HBF | Hepatic blood flow |
| HBMS | Human Bone Marrow Stromal |
| HBP | Hepato-Biliary and Pancreatic |
| HBP | High blood pressure |
| HBR | HydroBromide |
| HC | Hair Composition |
| HC | Hair Cuticle |
| HC | Head Circumference |
| HC | Headache Cure |
| HC | Hurt Comfort |
| HC | Hydrocortisone |