| Subject | English | German |
| med. | circulus arteriosus | Willis Arterienkreis (circulus arteriosus cerebri) |
| med. | circulus arteriosus | Circulus arteriosus cerebri (circulus arteriosus cerebri) |
| med. | circulus arteriosus cerebri | Willis Arterienkreis (circulus arteriosus cerebri) |
| med. | circulus arteriosus cerebri | Circulus arteriosus cerebri (circulus arteriosus cerebri) |
| med. | circulus vasculosus of optic nerve | Haller Arterienkreis (circulus vasculosus nervi optici Halleri, circulus vasculosus nervi optici) |
| med. | circulus vasculosus of optic nerve | Circulus vasculosus nervi optici (circulus vasculosus nervi optici Halleri, circulus vasculosus nervi optici) |
| health. | circulus venosus Hovii | Leber Venenplexus |
| health. | circulus venosus Hovii | Circulus venosus Hovii |
| health. | circulus venosus Hovii | Hovius Venenkranz |
| med. | circulus Willisii | Circulus arteriosus cerebri (circulus arteriosus, circulus of Willis) |