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radon |
Grep of noun radon radon Overview of noun radon The noun radon has 1 sense (no senses from tagged texts) 1. radon, Rn atomic number 86 -- (a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health) Overview of noun radon The noun radon has 1 sense (no senses from tagged texts) 1. radon, Rn atomic number 86 -- (a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health)
radon definition
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