General English

General Science

  • noun a toxic and carcinogenic radioactive element extracted from uranium ore


  • A silvery-white radioactive transuranic metallic chemical element whose atomic number is 94. It is chemically active, has around 20 identified isotopes, all unstable, and is used in nuclear power reactors, and for power generation in remote areas such as outer space. Its chemical symbol is Pu.
  • chemical symbolPu