Definition of radon

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  • radon is a valid Scrabble US word with a point value of 6
  • radon is a valid Scrabble UK word with a point value of 6
  • radon is a valid Words with friends word with a point value of 7

Definition of radon

  • 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 (noun)

    Synonyms

    1. atomic number 86
    2. rn

See definition of radon in Merriam Webster