| Subject | English | German |
| tech. | aeroball system host computer | KMS-Verarbeitungsrechner |
| progr. | computer-hosted manufacturing system | rechnergestütztes Fertigungssystem (ssn) |
| comp., MS | host operating system | Hostbetriebssystem (The operating system of the physical computer running the Virtual Server or Virtual PC software) |
| el. | host system | Hauptrechner |
| el. | host system | Hauptvermittlungsstelle |
| gen. | host system | Hostsystem |
| biol. | host vector system | Wirt-Träger-System |
| life.sc. | host vector systems | "host vector"-Systeme |
| life.sc. | host-vector system | Wirt-Vektor-System |
| life.sc. | host-vector system | Wirt-Träger-System |
| med. | host-vector system | Wirts-Vektor-System |