| Subject | English | German |
| nucl.phys., unit.meas. | n unit | n-Einheit (an inofficial unit of fast neutron dose, measured by a 100 r Victoreen ionization chamber) |
| radio | N-unit | N-Einheit |
| commun., IT | n-unit code | N-wertiger Code |
| telegr. | n-unit code | n-Schritt-Code |
| telegr. | n-unit code alphabet | n-Schritt-Code-Alphabet |
| nucl.phys., unit.meas. | S-N unit | SN-Einheit (for X-rays) |
| nucl.phys., unit.meas. | S-N unit | Sabouraud-Noiré-Einheit (for X-rays) |
| nucl.phys., unit.meas. | S-N unit | Sabouraud-Noiré (for X-rays) |