Dictionary

milliroentgen en · NOUN

Etymology

From milli- + roentgen.

Meanings

1. A unit of exposure to ionizing radiation, one thousandth of a roentgen.
   • 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. 2007 November 8, “Radioactive Dumping Is Reported in Congo”, in New York Times:

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