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单词 milliroentgen
释义

milliroentgen

English

Etymology

milli- + roentgen

Noun

milliroentgen (plural milliroentgens or milliroentgen)

  1. A unit of exposure to ionizing radiation, one thousandth of a roentgen.
    • 2007 November 8, “Radioactive Dumping Is Reported in Congo”, in New York Times:
      Mineral residue tested on the bridge and on the banks of the river found levels of radioactivity as high as 10 milliroentgen per hour, about 33 times what Congo considers a tolerable limit.
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