| Subject | English | Italian |
| med. | groove for sigmoid sinus | solco sigmoideo (sulcus sinus sigmoidei) |
| med. | groove for sigmoid sinus | solco del seno sigmoideo (sulcus sinus sigmoidei) |
| med. | sigmoid sinus | seno sigmoideo (sinus sigmoideus) |
| med. | sulcus for sigmoid sinus | solco sigmoideo (sulcus sinus sigmoidei) |
| med. | sulcus for sigmoid sinus | solco del seno sigmoideo (sulcus sinus sigmoidei) |