sort by Rank | Alpha
| Possible Meanings | Rank |
| Historical Archives of the European Communities | ** |
| Hamster aortic endothelial cells | ** |
| human adult endothelial cells | ** |
| human adult erythroid cell | ** |
| human adult erythroid cells | ** |
| Human airway epithelial cells | ** |
| Human amniotic epithelial cells | ** |
| human aorta endothelial cells | ** |
| human arterial endothelial cells | ** |
| hamster aortic endothelial cell line | ** |
| Health and Anti-epidemic Centre | ** |
| human adult aorta endothelial cells | ** |
| Human Artificial Episomal Chromosomes | ** |
| Health and Anti Epidemic Centre | ** |
| Human Aortic Endothelial Cell | ** |
| Human Adenoid Epithelial Cells | ** |
| Hellenic Atomic Energy Commission | ** |
| Human Artery Endothelial Cells | ** |
| Hellenic Atomic Energy Committee | ** |
| High Availability Electronic Commerce | ** |
| Holocaust Awareness and Education Committee | * |
| Historial Archives of the European Communities | * |