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radium emanation

 - 2 dictionary results

radium emanation

–noun Chemistry.
(formerly) radon.

Origin:
1900–05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: radium emanation
Function: noun
: RADON
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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