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Synonyms for roentgen

Noun

1. roentgen, R, radioactivity unit
usage: a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
2. Roentgen, Wilhelm Konrad Roentgen, Rontgen, Wilhelm Konrad Rontgen
usage: German physicist who discovered x-rays and developed roentgenography (1845-1923)
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See also: roentgen (Dictionary)

 

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