Question 1

Where does the French word "rayon X" come from?

Accepted Answer

calque from German x-strahl, so named in 1895 by the German physicist Wilhelm Röntgen due to their unknown nature. See ray and x.

Question 2

What does "rayon X" mean in French?

Accepted Answer

High-frequency electromagnetic radiation with a wavelength between 5 picometers and 10 nanometers, used for its great ability to penetrate matter and tissues without damage, used in medical imaging and security scanners; it is also widely used in crystallography to describe the structure of materials and in astrophysics for space exploration.

Question 3

How do you translate "rayon X" into spanish?

Accepted Answer

rayo X

Question 4

What is the translation of "rayon X" into german?

Accepted Answer

Röntgenstrahl

Question 5

How do you say "rayon X" in english?

Accepted Answer

X-ray

rayon X

Etymology