| Abbreviation | Definition |
|---|---|
| HLAR | High-Level Aminoglycoside-Resistant |
| HLBC | Harwell Laboratories Badminton Club |
| HLBI | Human LymphoBlastoid Interferon |
| HLBo | Optimum Hydrophile Lipophile Balance |
| HLBS | Horvath Laboratory of Bioseparation Sciences |
| HLBT | Heat Labile Bacterial Toxin |
| HLP | Hsu's Lactobacillus/Pediococcus |
| HLPP | Human Liver Proteome Project |
| HLWMC | Hot Laboratories and Waste Management Center |
| HLWMC | Hot Laboratories and Waste Management Centre |
| HLWMC | Hot Laboratory and Waste Management Center |
| HM | Holter Monitor |
| HMBL | Human Movement Balance Laboratory |
| HMBT | Hemiplegic Motor Behavior Tests |
| HMDL | Houston Methodist Diagnostic Laboratories |
| HMFL | High Magnetic Field Laboratory |
| HMFL | Human Movement and Function Laboratory |
| HMG-COA | 3-Hydroxy-3-MethylGlutaryl-COenzyme A |
| HML | HealthEast Medical Laboratory |
| HML | Hollings Marine Laboratory |