2 definitions found From WordNet (r) 2.0 [wn]: roentgen noun 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}] From The Collaborative International Dictionary of English v.0.44 [gcide]: Rontgen \R["o]nt"gen\, Roentgen \Roent"gen\, adjective 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.]

Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. Site by KM.