Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
radon | Yes | No | No | No |
argonon | Yes | No | No | No |
radon (noun) | argonon (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 | any of the chemically inert gaseous elements of the helium group in the periodic table |