Words · Familiar
radioactivity
/ˈɹeɪdioʊˌækˌtɪvəˌti/ · 13 letters · 9 distinct letters
- noun
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
Words · Familiar
/ˈɹeɪdioʊˌækˌtɪvəˌti/ · 13 letters · 9 distinct letters
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay