rays which can pass through many substances impossible for light to pass through, and which produce a picture of the object through which they have passed.
röntgenstraal

'X-'ray (Zelfstandig naamwoord)

(the process of taking) a photograph using X-rays: “I'm going to hospital for an X-ray”
röntgenfoto
to take a photograph of using X-rays: “They X-rayed my arm to see if it was broken.”
röntgenfoto's maken
© K Dictionaries Ltd.

Vraag professionele hulp bij het schrijven van zakelijke, academische of persoonlijke teksten in het Engels door native speakers.

the X-rays	de röntgenstralen ; de x-stralen
X-rays	Röntgenstraling

Bronnen: interglot; Download IATE, European Union, 2017.