roentgen
pronunciation
How to pronounce roentgen in British English:
UK [ˈrɜ:ntjən]
How to pronounce roentgen in American English:
US [ˈrentjən]
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- Noun:
- a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
Word Origin
- roentgen
- 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.
Example
- 1. X-rays : x-ray photography caused a sensation when it was discovered by german scientist professor roentgen in 1895 .
- 2. When his parents pressed him about safety , taylor responded in the convoluted jargon of inverse-square laws and distance intensities , time doses and roentgen submultiples .