RADIOACTIVITY
Scrabble letter values: R1A1D2I1O1A1C3T1I1V4I1T1Y4 = 22
Definition
- noun the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay. — synonyms: radiation
Scrabble letter values: R1A1D2I1O1A1C3T1I1V4I1T1Y4 = 22