| Subject | English | German |
| gen. | overhead catenary system OCS | Oberleitungskettenwerk |
| tech. | overhead contact system | Oberleitungssystem |
| transp., el. | overhead contact system | Fahrleitungsanlage |
| transp., el. | overhead contact system | Oberleitung |
| transp., el. | overhead contact system | Fahrleitung |
| transp., el. | overhead contact system | Oberleitungsanlage |
| tech. | overhead contact system | Fahrleitungssystem |
| mech.eng., el. | overhead contact system dropper | Haengedraht |
| mech.eng., el. | overhead contact system dropper | Fahrdrahthaenger |
| mech.eng., el. | overhead contact system dropper | Hanger |
| tech. | overhead contact system dropper | Haenger |
| mech.eng. | overhead document transport system | Dokumenten/kassetten/transportanlage |
| agric., mech.eng. | overhead irrigation with semi-permanent water distribution system | Beregnung mit halbortsfester Wasserzufuehrung |
| transp., el. | overhead line system | Kettenfahrleitung |
| transp., el. | overhead line system | Fahrdrahtanlage |
| tech. | overhead line system | oberirdische Leitungsanlage |
| gen. | overhead monorail system | Einschienen-Hängebahnsystem |
| construct. | overhead pipe distribution heating system | Heizsystem mit oberer Verteilung |
| agric., construct. | overhead sprinkling system | Rohrleitungen für die Beregnung |
| gen. | overhead sprinkling system | Beregnungsanlage |
| mun.plan. | overhead steam distribution system | oberirdisches Dampfverteilungssystem |
| el.gen. | overhead system | Freileitungsnetz |
| tech. | overhead system | Freileitungssystem |
| busin., IT | overhead system engineering | Gemeinkostensystem-Engineering |
| mech.eng., el. | overhead system of rails | Hängebahn |
| agric., construct. | overhead watering with semifixed sprinkler system | teilortsfeste Beregnung |
| agric., construct. | overhead watering with semifixed sprinkler system | teilbewegliche Beregnung |
| gen. | overhead-contact system | Fahrleitung |
| tech. | overhead-underground system | ober- u. unterirdisches Netz |
| el. | polygonal overhead contact system | polygonale Kettenfahrleitung |
| transp. | system of overhead lines | Oberleitungsnetz |
| IT | system overhead | Systemverwaltung |
| IT | system overhead | Systemverwaltungszeit |
| el. | vertical overhead contact system | polygonale Kettenfahrleitung |