English
Detailed Synonyms for atomic number 86 in English
atomic number 86:
atomic number 86 [the ~] noun
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the 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 1the atomic number 86; the radon; the Rn– 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 1