| Subject | English | Danish |
| el., construct. | available capacity of a hydro-installation | til rådighed stående ydeevne fra et vandkraftanlæg |
| stat., el. | average hydro | gennemsnitlig nedbør |
| el., construct. | catchment area of a hydro-installation | tilløbsareal for et vandkraftværk |
| textile | centrifugal hydro-extractor | centrifuge |
| earth.sc., mech.eng. | diesel hydro-mechanical locomotive | diesellokomotiv med hydromekanisk transmission |
| energ.ind., construct. | energy capability factor of a hydro-region | energiudnyttelsesfaktor for et vandkraftområde |
| el., construct. | energy capability of a hydro-installation | tilgængelig energi for et vandkraftanlæg |
| energ.ind., chem., polit. | Euro-Quebec Hydro-Hydrogen Production Project | Euro-Quebec-hydro-brint-projekt |
| energ.ind., chem., polit. | Euro-Quebec Hydro-Hydrogen Production Project | Euro-Quebec hydro-hydrogen-projekt |
| energ.ind., chem., polit. | Euro-Quebec Hydro-Hydrogen project | Euro-Quebec hydro-hydrogen-projekt |
| energ.ind., chem., polit. | Euro-Quebec Hydro-Hydrogen project | Euro-Quebec-hydro-brint-projekt |
| energ.ind. | gross head of a hydro-electric power station | bruttofaldhøjde for vandkraftværk |
| el., construct. | guaranteed flow downstream of a hydro-installation | garanteret nedstrøms vandmængde for et vandkraftanlæg |
| energ.ind. | helio-hydro-electric plant | sol-vandkraftværk |
| el., construct. | hydraulically available capacity of a hydro-installation | til rådighed stående vandkapacitet |
| met. | hydro-abrasion | strålelapning |
| gen. | hydro-agricultural improvement | landbrugsmæssige vandbygningsarbejder |
| el. | hydro brake | vandbremse |
| health. | hydro-electric bath | hydro-elektrisk bad |
| med. | hydro-electric bath | hydroelektrisk bad |
| energ.ind. | hydro-electric generating station | turbinestation |
| energ.ind. | hydro-electric generating station | vandkraftstation |
| energ.ind. | hydro-electric generating station | vandkraftværk |
| energ.ind. | hydro-electric generating station | hydroelektrisk kraftanlæg |
| med. | hydro-electric mono-electrode therapy | hydroelektrisk enkeltcellebad |
| energ.ind. | hydro-electric plant | hydroelektrisk kraftanlæg |
| energ.ind. | hydro-electric plant | turbinestation |
| energ.ind. | hydro-electric plant | hydroelektrisk kraftværk |
| energ.ind. | hydro-electric plant | vandkraftstation |
| energ.ind. | hydro-electric plant | vandkraftværk |
| energ.ind. | hydro-electric power plant | hydroelektrisk kraftværk |
| energ.ind. | hydro-electric power plant | vandkraftværk |
| energ.ind., construct. | hydro-electric power potential | vandkraftspotentiel |
| energ.ind. | hydro-electric power station | hydroelektrisk kraftanlæg |
| energ.ind. | hydro-electric power station | turbinestation |
| energ.ind. | hydro-electric power station | vandkraftstation |
| energ.ind. | hydro-electric power station | hydroelektrisk kraftværk |
| energ.ind. | hydro-electric power station | vandkraftværk |
| life.sc., el. | hydro-electric resources | vandkraftressourcer |
| stat., mater.sc. | hydro-electric set | vandkraftaggregat |
| transp., energ.ind. | hydro-electric signal box | vandkraftspost |
| life.sc., el. | hydro-electric sources | vandkraftressourcer |
| med. | hydro-electric three-cell bath | trecellet hydroelektrisk bad |
| energ.ind. | hydro-electric works | vandkraftstation |
| energ.ind. | hydro-electric works | turbinestation |
| energ.ind. | hydro-electric works | hydroelektrisk kraftanlæg |
| energ.ind. | hydro-electric works | vandkraftværk |
| med. | hydro-enterocele | hydro-enteroclel |
| min.prod., energ.ind., mining. | hydro-frac | hydraulisk frakturering |
| min.prod., energ.ind., mining. | hydro-frac | hydraulisk opsprækning |
| min.prod., energ.ind., mining. | hydro-frac | hydrofraktur |
| min.prod., energ.ind., mining. | hydro-frac | hydrofrakturering |
| min.prod., energ.ind., mining. | hydro-fracturing | hydraulisk frakturering |
| min.prod., energ.ind., mining. | hydro-fracturing | hydraulisk opsprækning |
| min.prod., energ.ind., mining. | hydro-fracturing | hydrofraktur |
| min.prod., energ.ind., mining. | hydro-fracturing | hydrofrakturering |
| el., construct. | hydro installation | vandkraftanlæg |
| life.sc. | hydro-isobaths | isobather for grundvandsspejlet |
| life.sc. | hydro-isopleth map | hydroisoplethkort |
| transp. | hydro kinetic brake | hydrokinetisk bremse |
| transp. | hydro kinetic brake | hydrodynamisk bremse |
| med. | hydro-oligocythaemia | pseudo-oligocytaemi |
| energ.ind., mech.eng. | hydro-pneumatic device | Belfastbøje |
| mech.eng. | hydro-pneumatic tool | hydropneumatisk værktøj |
| energ.ind., mech.eng. | hydro-pneumatic wave power device | Belfastbøje |
| el. | hydro power | vandkraft |
| el. | hydro power | vandkraftenergi |
| el. | hydro power | akvatisk energi |
| energ.ind. | hydro power station | vandkraftværk |
| el., construct. | hydro-region | vandkraftområde |
| el. | hydro-rhéostat | væskeregulermodstand |
| stat. | hydro stations'production | vandkraftværkers produktion |
| med. | hydro-ureter | hydroureter |
| med. | hydro-ureternephrosis | hydroureter med hydronefrose |
| med. | hydro-ureterosis | hydroureter |
| energ.ind. | magneto-hydro-dynamic thermal power station | magnetohydrodynamisk varmekraftværk |
| el., construct. | maximum capacity of a hydro-installation | maksimal varig ydeevne for et vandkraftanlæg |
| energ.ind. | mixed pumped hydro-electric power station | kombineret pumpekraftværk |
| life.sc., el. | natural hydro-electric resources | naturlig vandkraftressource |
| energ.ind. | net head of a hydro-electric power station | nettofaldhøjde for vandkraftværk |
| environ. | non-ferrous hydro-metallurgy | uorganisk affald indeholdende metaller fra overfladebehandling af jern og metal samt fra hydrometallurgiske processer |
| tech., el. | plant capacity flow of a hydro installation | den maksimale vandføring,som et vandkraftanlæg kan udnytte kontinuerligt |
| el., construct. | power produced by a hydro-installation | et vandkraftanlægs ydeevne |
| el. | pumped-hydro storage | hydrostatisk energilagring |
| el., construct. | reduction in capacity of a hydro-installation for hydraulic reasons | formindsket vandkraftproduktion på grund af forholdene i magasinet |
| energ.ind. | small hydro power plant | minivandkraftværk |
| energ.ind. | small hydro power station | lille vandkraftværk |
| pharma. | tatra-hydro-imidazoles imidazolthiazoles | tetra-hydro-imidazoler imiclazolthiazolermidler mod endoparasitter |
| health. | tetra-hydro-imidazole | tetra-hydro-imidazol |
| chem. | tetra-hydro-imidazole | imidazolthiazol |
| el., construct. | unavailability of hydro-capacity | vandkraft ikke til rådighed |
| el., construct. | unavailable capacity of a hydro-installation | vandkraft ikke til rådighed i et vandkraftanlæg |
| el., construct. | unavailable capacity of a hydro-installation for reasons other than hydraulic affecting the output to the system | vandkraft ikke til rådighed i et vandkraftanlæg af andre grunde end forholdene i magasinet |