Medical Dictionary

radon

noun ra·don \ˈrā-dän\

Medical Definition of RADON

:  a heavy radioactive gaseous element of the group of inert gases formed by disintegration of radium and used similarly to radium in medicine—symbol Rn; called also radium emanation; see element table

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May 23, 2015
debouch Hear it
to emerge or cause to emerge
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