| hCSM | human chorionic somatomammotropin |
|---|---|
| HCT | health check test; hematocrit; historic control trial; homocytotrophic; human calcitonin; hydrochlor... |
| HCVS | human coronavirus sensitivity |
| HD | Haab-Dimmer [syndrome]; Hajna-Damon [broth]; Hansen disease; hearing distance; heart disease; helix ... |
| HDC | histidine decarboxylase; human diploid cell; hypodermoclysis |