Roentgen

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Rontgen \R["o]nt"gen\, Roentgen \Roent"gen\, a.
     Of or pertaining to the German physicist Wilhelm Konrad
     R["o]ntgen, or the rays discovered by him; as, R["o]ntgen
     apparatus.
     [Webster 1913 Suppl.]



From WordNet (r) 2.0 [wn]:

  roentgen
       n 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 [syn: {R}]
       2: German physicist who discovered x-rays and developed
          roentgenography (1845-1923) [syn: {Wilhelm Konrad Roentgen},
           {Rontgen}, {Wilhelm Konrad Rontgen}]