| Subject | English | Danish |
| transp., avia. | dedicated System Panel Operator | dediceret systempaneloperatør |
| commun., IT | digital stand alone operator system | selvstændigt digitalt telefonistsystem |
| el. | distribution system operator | distributionssystemoperatør |
| energ.ind., el. | electricity transmission system operator | operatør af eltransmissionssystem |
| energ.ind., el. | electricity transmission system operator | operatør af transmissionssystem for el |
| energ.ind., el. | electricity transmission system operator | systemansvarlig |
| energ.ind., el. | electricity transmission system operator | transmissionssystemoperatør |
| energ.ind. | European Network of Transmission System Operators | europæisk net af transmissionssystemoperatører |
| el. | European Network of Transmission System Operators for Electricity | det europæiske net af elektricitetstransmissionssystemoperatører |
| el. | European Network of Transmission System Operators for Electricity | ENTSO for elektticitet |
| energ.ind. | European Transmission System Operators | europæiske transmissionssystemoperatører |
| energ.ind. | gas transmission system operator | operatør af gastransmissionssystem |
| energ.ind. | gas transmission system operator | operatør af transmissionssystem for gas |
| energ.ind. | gas transmission system operator | transmissionssystemoperatør |
| energ.ind. | independent system operator | uafhængig systemoperatør |
| IT | operator of man-made systems | menneskeskabte systemers operatør |
| commun. | operator system | servicetelefonsystem |
| commun. | operator system | operatørposition |
| commun., el. | operator system | servicetelefonistsystem |
| fin. | payment systems operator | betalingssystemoperatør |
| proced.law., fin. | receiving system operator | modtagende systemoperatør |
| commun., IT | stand alone operator system | selvstændigt omstillingssystem |
| proced.law., fin. | system operator | systemoperatør |
| transp., avia. | system panel operator | systempaneloperatør |
| energ.ind., el. | transmission system operator | operatør af transmissionssystem for el |
| energ.ind. | transmission system operator | operatør af gastransmissionssystem |
| energ.ind. | transmission system operator | operatør af transmissionssystem for gas |
| energ.ind., el. | transmission system operator | systemansvarlig |
| energ.ind., el. | transmission system operator | operatør af eltransmissionssystem |
| energ.ind., el. | transmission system operator | transmissionssystemoperatør |