Definitions for

Overview of noun radon

The noun radon has 1 senses? (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) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
Classroom | Privacy Policy | Terms | Ad Choices