| Subject | English | Danish |
| med. | abdominal X-ray taken without contrast | røntgenoversigt af abdomen |
| med. | actinic-ray ophthalmia | conjunctivitis actinica |
| med. | actinic-ray ophthalmia | lysconjunctivitis (conjunctivitis actinica) |
| med. | actinic-ray ophthalmia | ophtalmia electrica (conjunctivitis actinica) |
| earth.sc. | alpha rays | alfastråling |
| earth.sc., tech. | analysis by reflection diffraction of x-rays | undersøgelse ved reflekterende røntgen-diffraktion |
| earth.sc. | anode rays | anodestråler |
| life.sc. | anti-crepuscular rays | modskyggestråler |
| gen. | apparatus and installations for the production of x-rays, for medical purposes | apparater og installationer til fremstilling af røngtenstråler til medicinske formål |
| econ. | apparatus based on the use of rays | strålingsapparat |
| med. | artery X-ray | arteriographia |
| gen. | artery X-ray | røntgenbillede af pulsåre |
| med. | atomic ray cataract | radioaktiv strålekatarakt |
| med. | atomic ray cataract | atombombekatarakt |
| med. | axial ray | axialstråle |
| tech., chem. | beam of monochromatic rays | bundt monokromatiske stråler |
| earth.sc. | Becquerel rays | Becquerel's stråler |
| gen. | beta ray emitter | betaemitter |
| gen. | beta ray emitter | beta strålingskilde |
| earth.sc. | beta rays | betastråler |
| gen. | bile duct X-ray | røntgenundersøgelse af leveren og fraførende galdevejesopbygning og afløbsforhold |
| med. | bile duct X-ray | cholangiografi |
| gen. | bile duct X-ray | røntgenundersøgelse af leveren og fraførende galdeveje |
| earth.sc. | Blondlot rays | grænsestråler |
| earth.sc. | Blondlot rays | Blondlot's stråler |
| met. | brazing or soldering using a concentrated light ray as heat source | lysstrålelodning |
| fish.farm. | brown ray | spejlrokke (Raja miraletus) |
| nat.res. | brown rayed knapweed | almindelig knopurt (Centaurea jacea) |
| earth.sc. | bucky rays | grænsestråler |
| earth.sc. | bucky rays | Bucky-stråler |
| fish.farm. | butterfly rays | pigrokkefamilien (Dasyatidae) |
| fish.farm. | butterfly rays | pilrokkefamilien (Dasyatidae) |
| fish.farm. | butterfly rays | pigrokker (Dasyatidae) |
| fish.farm. | butterfly rays | sommerfuglerokkeslægt (Gymnura spp.) |
| fish.farm. | butterfly rays | sommerfuglerokkearter (Gymnura spp.) |
| nat.res., fish.farm. | butterfly rays | pilrokker (Dasyatididae, Trygonidae) |
| earth.sc. | capture gamma-ray | indfangningsgammastråling |
| met. | carbide phase isolates revealed by x-rays | karbidfaser, der er påvist røntgenografisk i isolaterne |
| gen. | cascade gamma rays | gammaudsendelse i kaskade |
| el. | cathode ray | katodestråle |
| tech., el. | cathode ray oscillograph | katodestråleoscillograf |
| el. | cathode ray screen | katodestrålerørs-skærm |
| IT | cathode ray tube store | katodestrålelager |
| patents. | cathode-ray tubes | katodestrålerør |
| earth.sc. | characteristic X-rays | karakteristisk røntgenstråling |
| earth.sc. | characteristic X-rays | karakteristisk stråling |
| earth.sc. | characteristic X-rays | fluorescensstråling |
| commun., IT | cladding ray | indkapslingsstråle |
| med. | condenser-type X-ray generator | kondensatorapparat |
| health. | continuous X-ray spectrum | kontinuert røntgenspektrum |
| earth.sc. | corpuscular ray | partikelstråling |
| earth.sc., life.sc. | corresponding projection rays | korresponderende projektionsstråler |
| earth.sc., life.sc. | corresponding rays | korresponderende projektionsstråler |
| nat.sc. | cosmic ray | kosmisk stråling |
| earth.sc. | cosmic ray burst | kaskadebyge |
| earth.sc. | cosmic ray shower | byge af kosmisk stråling |
| earth.sc., life.sc. | course of rays | strålegang |
| fish.farm. | cuckoo ray | pletrokke (Raja naevus) |
| life.sc., fish.farm. | cuckoo ray | pletrokke (Leucoraja naevus, Raja naevus) |
| fish.farm. | dark electric ray | sort elektrisk rokke (Torpedo nobiliana) |
| fish.farm. | dark electric ray | sort elrokke (Torpedo nobiliana) |
| earth.sc. | delta rays | deltastråler |
| fish.farm. | devil rays | djævlerokker (Mobulidae) |
| fish.farm. | devil rays | djævlerokkefamilie (Mobulidae) |
| fish.farm. | eagle ray | ørnerokke (Myliobatis aquila) |
| fish.farm. | eagle ray | ørnerokke (Aetobatus narinari, Myliobatidae, Myliobatis acquila, Myliobatis freminvillei, Myliobatis goodei, Myliobatis tenuicandatus, Pteromylaeus bovinus) |
| fish.farm. | eagle rays | ørnerokker (Myliobatidae) |
| fish.farm. | eagle rays | ørnerokkefamilien (Myliobatidae) |
| fish.farm. | electric ray | elektrisk rokke (Narcine brasiliensis, Torpedinidae, Torpedo californica, Torpedo marmorata, Torpedo nobiliana, Torpedo torpedo, torpedo ocellata, torpedo narke) |
| life.sc., fish.farm. | electric ray | elrokkefamilien (Torpedinidae) |
| life.sc., fish.farm. | electric ray | elrokker (Torpedinidae) |
| life.sc., fish.farm. | electric ray | elektriske rokker (Torpedinidae) |
| fish.farm. | electric rays | elrokkefamilien (Torpedinidae) |
| fish.farm. | electric rays | elrokker (Torpedinidae) |
| fish.farm. | electric rays | elektriske rokker (Torpedinidae) |
| earth.sc. | electronic rays | elektronstråler |
| earth.sc., life.sc. | epipolar rays | kernestråler |
| med. | examination chair for X-ray work | undersøgelsesstol til brug ved røntgenbehandlinger |
| med. | examination table for X-ray work | undersøgelsesleje til brug ved røntgenbehandlinger |
| nat.sc. | extragalactic cosmic rays | extragalaktisk kosmisk stråling |
| fish.farm. | eyed electric ray | almindelig elektrisk rokke (Torpedo torpedo) |
| gen. | filters for ultra-violet rays, for medical purposes | filtre til ultraviolette stråler til medicinsk brug |
| gen. | filters for ultra-violet rays for medical purposes | filtre til ultraviolette stråler til medicinsk brug |
| gen. | filters for ultra-violet rays, for photography | filtre til ultraviolette stråler til fotografisk brug |
| nat.sc., agric. | five-rayed threadfin | stor trådfinnefisk (Polynemus quadrifilis) |
| nat.sc., agric. | five-rayed threadfin | firstrålet trådfinnefisk (Polynemus quadrifilis) |
| earth.sc., el. | flash discharge type X-ray system | røntgensystem af blitzudladningstype |
| environ. | fluid ionization chambers for measuring exposure to soft X-rays | væske-ionkamre til dosimetri i blød røntgenstråling |
| chem. | fraction of gamma rays | fraktion af gammastråler |
| nat.sc. | Fylla's ray | Fyllas rokke (Raja fyllae) |
| nat.sc., environ. | galactic cosmic rays | galaktisk kosmisk stråling |
| med. | gamma-ray teletherapy machine complete with cobalt source | apparatur til telegammaterapi med kobolt-kilde |
| earth.sc., life.sc. | gamma-rays | gammastråling |
| earth.sc., life.sc. | gamma-rays | gammastråler |
| earth.sc., life.sc. | gamma rays | gammastråler |
| earth.sc., life.sc. | gamma rays | gammastråling |
| chem. | glass x-ray shield | beskyttelsesglas mod røntgenstråler |
| gen. | gloves for protection against x-rays for industrial purposes | handsker til industriel brug til beskyttelse mod røntgenstråler |
| earth.sc. | grenz rays | grænsestråler |
| earth.sc. | grenz rays | Bucky-stråler |
| IT | ground-reflected ray | jordreflekteret stråle |
| gen. | hand held portable gamma ray instrument | håndbåret gammastråleinstrument |
| chem. | hard component of cosmic rays | hård komponent af kosmisk stråling |
| law, el. | incident ray | indfaldsstråle |
| cultur., nat.sc. | infra-red rays | infrarøde stråler |
| earth.sc., life.sc. | invisible rays | usynlig stråling |
| agric., chem. | irradiation with gamma rays | gamma-bestråling |
| commun., IT | leaky ray | lækstråle |
| el. | light ray | lysstråle |
| earth.sc. | limiting ray | grænsestråle |
| health. | low-rating X-ray apparatus | lille røntgenapparat |
| tech. | low-temperature monocrystal X-ray diffraction equipment | lavtemperatur monokrystal røntgenstråle-diffraktionsudstyr |
| fish.farm. | manta ray | stillehavsdjævlerokke (Manta birostris, Manta hamiltoni) |
| fish.farm. | manta ray | atlantisk djævlerokke (Manta birostris, Manta hamiltoni) |
| life.sc., fish.farm. | marbled electric ray | marmoreret elrokke (Torpedo marmorata) |
| life.sc., fish.farm. | marbled electric ray | marmoreret elektrisk rokke (Torpedo marmorata) |
| earth.sc. | marginal rays | randstråler |
| lab.law. | medical use of X-rays | medicinsk anvendelse af røntgenstråler |
| health., lab.law. | medical X-ray technician | teknisk assistent radiologi |
| nat.sc. | medullar ray | marvstråle |
| agric. | medullary ray | marvstråle |
| agric. | medullary ray | marvstreng |
| earth.sc. | monoenergetic alpha-ray source | monoenergetisk alfakilde |
| el. | multipath rays | flervejs-stråler |
| earth.sc. | n-rays | grænsestråler |
| earth.sc. | n-rays | Blondlot's stråler |
| gen. | non destructive gamma-ray scanning | afsøgning med ikke-destruktive gammastråler |
| med. | non-ionizing electromagnetic ray | ikke-ioniserende elektromagnetisk stråling |
| met. | paint which absorbs harmful rays from an arc and prevents their reflection | strålingsbeskyttelsesmaling |
| med. | panoramic dental X-ray system | panoramix |
| commun., IT | paraxial ray | paraksialstråle |
| earth.sc., life.sc. | pencil of rays | strålebundt |
| chem. | penetrating component of cosmic rays | hård komponent af kosmisk stråling |
| chem. | penetrating power of gamma-rays | gennemtrængningsevne af gammastråler |
| nat.res. | phloem ray | floemstråle |
| nat.sc. | pith ray | marvstråle |
| life.sc., environ. | primary cosmic rays | primær kosmisk stråling |
| earth.sc., life.sc. | principal ray | hovedstråle |
| gen. | protection devices against roentgen rays not for medical purposes | beskyttelsesindretninger mod røngtenstråler, ikke til medicinske formål |
| gen. | protection devices against roentgen rays, for medical purposes | beskyttende indretninger mod røngtenstråler til medicinske formål |
| gen. | protection devices against roentgen rays, for medical purposes | beskyttelsesindretninger mod røngtenstråler til medicinske formål |
| gen. | protection devices against x-rays roentgen rays not for medical purposes | beskyttelsesindretninger mod røngtenstråler, ikke til medicinske formål |
| gen. | protection devices against x-rays not for medical purposes | beskyttelsesindretninger mod røngtenstråler, ikke til medicinske formål |
| gen. | protection devices against x-rays, for medical purposes | beskyttende indretninger mod røngtenstråler til medicinske formål |
| gen. | protection devices against x-rays, for medical purposes | beskyttelsesindretninger mod røngtenstråler til medicinske formål |
| gen. | protection devices against x-rays roentgen rays, for medical purposes | beskyttelsesindretninger mod røngtenstråler til medicinske formål |
| gen. | protection devices against x-rays roentgen rays, for medical purposes | beskyttende indretninger mod røngtenstråler til medicinske formål |
| tech. | quantity of X or gamma rays radiation ç | røntgen-eller gammastrålings/dosis |
| tech. | quantity of X or gamma rays radiation ç | X eller gamma |
| el. | radio horizon rays | radiohorisont-stråler |
| el. | radio ray | radiostråle |
| life.sc., fish.farm. | Raja rays | rokkeslægt (Raja spp.) |
| life.sc., fish.farm. | Raja rays | rokkearter (Raja spp.) |
| el. | ray-bending | stråle-afbøjning |
| health. | ray exit portal | strålevindue |
| nat.res. | ray-fungus | strålesvamp |
| el. | 2-ray interference model | to-stråle-interferensmodel |
| life.sc. | ray parenchyma | marvstråleparenkym |
| fish.farm. | Ray's bream | havbrasen (Brama brama (Bonnaterre)) |
| fish.farm. | Ray's bream | havbrasenarter (Brama spp.) |
| fish.farm. | Ray's bream | havbrasenslægt (Brama spp.) |
| fish.farm. | ray's bream | havbrasen (Brama brama, brama rayi) |
| bot. | Ray's knotgrass | strand-pileurt (Polygonum oxyspermum C. A. Mey. & Bunge; Polygonum acadiense Fernald; Polygonum raii auct.) |
| med. | ray source | strålekilde |
| med. | ray source | bestrålingsapparatur |
| med. | ray source | strålingshovede |
| nat.res. | rayed tortoise | stråleskildpadde (Geochelone radiata, Testudo radiata) |
| el. | rays reflected from layers | stråler reflekterede af lag |
| phys.sc. | roentgen rays | røntgenstråler |
| phys.sc. | roentgen rays | røntgenstråling |
| phys.sc. | röntgen rays | røntgenstråling |
| phys.sc. | röntgen rays | røntgenstråler |
| fish.farm. | sandy ray | sandrokke (Raja circularis) |
| life.sc., fish.farm. | sandy ray | sandrokke (Leucoraja circularis, Raja circularis) |
| nat.sc. | scale-rayed wrasse | brungylte |
| el. | scanning X-ray topography | røntgenscanningtopografi |
| life.sc. | secondary cosmic rays | sekundær kosmisk stråling |
| gen. | secondary rays | sekundærstråler |
| fish.farm. | shagreen ray | gøgerokke (Raja fullonica) |
| life.sc., fish.farm. | shagreen ray | gøgerokke (Leucoraja fullonica, Raja chagrinea, Raja fullonica) |
| life.sc., fish.farm. | sharks, rays, skates | hajer, rokker osv. (Elasmobranchii) |
| life.sc., fish.farm. | sharks, rays, skates | hajer og rokker (Elasmobranchii) |
| nat.sc. | short-lived alpha ray | kortlivet alfaemitterende nuklid |
| life.sc., fish.farm. | skates and rays | ægte rokker (Rajidae) |
| fish.farm. | skates and rays | rokker (Rajiformes) |
| life.sc., fish.farm. | skates and rays | rokkefamilien (Rajidae) |
| med. | soft rays | bløde røntgenstråler |
| earth.sc., tech. | specific gamma-ray constant | specifik gammastrålingsintensitet |
| earth.sc., tech. | specific gamma-ray constant | specifik gammastråleemission |
| earth.sc., tech. | specific gamma-ray constant | specifik gammastrålekoefficient |
| earth.sc., tech. | specific gamma-ray constant | specifik gamma strålingskonstant |
| earth.sc., tech. | specific gamma ray emission | specifik gammastråleemission |
| earth.sc., tech. | specific gamma ray emission | specifik gammastrålekoefficient |
| earth.sc., tech. | specific gamma ray emission | specifik gammastrålingsintensitet |
| earth.sc., tech. | specific gamma ray emission | specifik gamma strålingskonstant |
| earth.sc., tech. | specific gamma ray output | specifik gammastråleemission |
| earth.sc., tech. | specific gamma ray output | specifik gammastrålekoefficient |
| earth.sc., tech. | specific gamma ray output | specifik gammastrålingsintensitet |
| earth.sc., tech. | specific gamma ray output | specifik gamma strålingskonstant |
| environ. | spectrometry of soft X-rays by means of a semiconductor detector | spektrometri af blød røntgenstråling ved hjælp af en halvlederdetektor |
| transp. | spread of rays | stråling |
| life.sc., fish.farm. | starry ray | tærbe (Amblyraja radiata, Raja radiata) |
| med. | substance opaque to X-rays | stof der er opakt for røntgenstråler |
| med. | substance opaque to X-rays | kontraststof for røntgenstråler |
| gen. | successive gamma rays | gammaudsendelse i kaskade |
| med. | sun-ray treatment | lysbade |
| med. | sun-ray treatment | solbehandling |
| med. | sun-ray treatment | helioterapi |
| commun. | tangent ray | tangentstråle |
| environ. | the parasitic electron bombardment causes emission of X-rays | det utilsigtede elektronbombardement fører til emission af røntgenstråler |
| environ. | the X-ray beam is collimated by a diaphragm | røntgenstrålen kollimeres gennem en blænder |
| earth.sc., environ. | the X-ray diffraction technique has proved itself in the study of air-borne contaminants | røntgendiffraktionsmetoden har vist sig nyttig ved undersøgelse af luftbårne forureninger |
| environ. | the X-rays were semihomogeneous in a broad horizontal band | røntgenstrålerne var semihomogene i et bredt, horisontalt bånd |
| earth.sc., el. | thermal X-rays | termisk røntgenstråling |
| fish.farm. | torpedo rays | elrokker (Torpedinidae) |
| fish.farm. | torpedo rays | elektrisk rokkeslægt (Torpedo spp.) |
| fish.farm. | torpedo rays | elrokkefamilien (Torpedinidae) |
| fish.farm. | torpedo rays | elektriske rokkearter (Torpedo spp.) |
| fish.farm. | torpedo rays | elektriske rokker (Torpedinidae) |
| med. | treatment by X-rays | røntgenbestråling |
| gen. | ultra-violet ray lamps for medical purposes | lamper til ultraviolet bestråling til medicinske formål |
| cultur. | ultra-violet rays | ultraviolette stråler |
| med. | urinary tract X-ray | urografi |
| gen. | urinary tract X-ray | røntgenbillede af urinveje efter kontrastindgivelse |
| med. | vein X-ray | flebografi |
| gen. | vein X-ray | røntgenundersøgelse af venesystemet efter kontrastindsprøjtning |
| life.sc., el. | wave rays | bølgeortogonaler |
| life.sc., el. | wave rays | ortogonaler |
| fish.farm. | whip ray | stillehavspilrokke (Dasyatis akajei) |
| nat.sc. | wood ray | xylemstråle |
| transp. | woody ray | lysning |
| med. | X-ray | radiografi |
| environ. | X ray | røntgen |
| environ. | X ray A penetrating electromagnetic radiation, usually generated by accelerating electrons to high velocity and suddenly stopping them by collision with a solid body, or by inner-shell transitions of atoms with atomic number greater than 10; their wavelength ranges from about 10(-5) angstrom to 10 angstroms, the average wavelength used in research being 1 angstrom | røntgen |
| gen. | X-ray | røntgenundersøgelse |
| earth.sc. | x-ray diffraction under very high pressures | røntgendifraktionsmålinger under meget højt tryk |
| med. | X-ray generator | bestrålingsenhed |
| environ. | X-ray leakage is limited to a maximum of O,5 mR/hour | røntgen-lækstråling er begrænset til højst 0,5 mR/h |
| med. | x-ray of the sella turcica | tomografisk undersøgelse af sella turcica |
| nat.sc. | x-ray photographs, other than for medical purposes | røngtenfilm, indtagen til medicinske formål |
| med. | x-ray photography | røntgenfotografering |
| med. | X-ray-related | radiologisk |
| gen. | X-ray-related | angående strålebehandling |
| med. | X-ray tube assembly for medical diagnosis | diagnostik-røntgenrør |
| health. | X-ray tube exposure cycle time | eksponeringscyklustid |
| med. | X-ray viewing screen | lyskasse |
| phys.sc. | X-rays | røntgenstråling |
| gen. | X-rays | røntgenstråler |
| gen. | x-rays producing apparatus and installations not for medical purposes | apparater og installationer til fremstilling af røngtenstråler, ikke til medicinske formål |
| gen. | x-rays tubes for medical purposes | røngtenrør og -lamper til medicinske formål |
| gen. | x-rays tubes not for medical purposes | røngtenrør og -lamper, ikke til medicinske formål |
| nat.sc. | xylem ray | xylemstråle |