Definition of radioactivities

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  • radioactivities is a valid Scrabble US word with a point value of 21
  • radioactivities is a valid Scrabble UK word with a point value of 21
  • radioactivities is a valid Words with friends word with a point value of 23

Definition of radioactivities

  • the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay (noun)

    Synonyms

    1. radiation

See definition of radioactivities in Merriam Webster