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

rontgen \r"ont"gen\, roentgen \roent"gen\, a.
   of or pertaining to the german physicist wilhelm konrad
   r"ontgen, or the rays discovered by him; as, r"ontgen
   apparatus.
   webster 1913 suppl.

[2] : WordNet (r) 2.0

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
see also:
r wilhelm konrad roentgen rontgen wilhelm konrad rontgen 

Roentgen >> R Words
Roentgen, definition of term: Roentgen
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