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Noun: roentgen  rúnt-jun
  1. A unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
    - R, röntgen
Noun: Roentgen  rúnt-jun
  1. German physicist who discovered x-rays and developed roentgenography (1845-1923)
    - Wilhelm Konrad Roentgen, Röntgen, Wilhelm Konrad Röntgen

Derived forms: roentgens, Roentgens

Type of: physicist, radioactivity unit

Encyclopedia: Roentgen, Wilhelm Conrad