The third are very penetrating rays, which are not deflected by electricity and which are seemingly identical with Roentgen rays.
What miracles are wireless telegraphy, flying-machines, the Roentgen ray!
Nothing could more vividly bear out this gentleman than contemplation of the possibilities of the Roentgen ray.
We have seen the discovery of the Roentgen Rays born of observation.
It is with such a supply of electricity conducted through a vacuum tube that the cathode ray and the Roentgen ray are produced.
Luckily, not even Roentgen rays could discover what a store of drawings, charts, and fortress plans I keep in my memory.
"That light wasn't exactly the Roentgen variety," Drake interrupted my absorption in our surroundings.
Is it credible that old Melchizedek knew nothing about the telephone, or the Roentgen ray, or the cholera bacillus?
Call it the X-poison, if you will, as Roentgen did with his unknown ray.
At one time it was psychic force, then Roentgen or X-rays; lately it has been attributed to the mysterious effects of radium!
1896, in Roentgen rays "X-rays," in recognition of German physicist Wilhem Conrad Röntgen (1845-1923), who discovered X-rays in 1895. As a unit of exposure to radiation, it is attested from 1922, proposed in French in 1921.
roentgen roent·gen or rönt·gen (rěnt'gən, -jən, rŭnt'-)
Abbr. R, r
A unit of radiation exposure that is equal to the quantity of ionizing radiation that will produce one electrostatic unit of electricity in one cubic centimeter of dry air at 0°C and standard atmospheric pressure.
Roentgen Roent·gen (rěnt'gən, -jən, rŭnt'-) or Rönt·gen (rɶnt'gən), Wilhelm Konrad. 1845-1923.
German physicist who discovered x-rays and developed x-ray photography, revolutionizing medical diagnosis. He won a 1901 Nobel Prize.