jpn: ラドン

Information
has URI	http://lexvo.org/id/term/jpn/%E3%83%A9%E3%83%89%E3%83%B3

Meaning
means	(noun) 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 Rn, radon, atomic number 86
means	e/Rodan