| HAL | Haloperidol |
|---|---|
| Hal | Halothane |
| HAL | Hepatic artery ligation |
| HAL | Hip axis length |
| Haldol | Haloperidol |
| HALO | Hours After Light Onset |
| HALO | after light onset |
| HALP | Hyperalphalipoproteinemia |
| HALS | Hand-assisted laparoscopic surgery |
| HALS | Health and Activity Limitation Survey |