| Subject | English | German |
| phys. | confocal ellipsoidal coordinates | konfokale ellipsoidische Koordinaten |
| comp., MS | ellipsoidal coordinate system | ellipsoidisches Koordinatensystem (A coordinate system in reference to a flattened sphere) |
| phys. | ellipsoidal coordinates | elliptische Koordinaten |
| phys. | ellipsoidal coordinates | allgemeine elliptische Koordinaten |