tokamak

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English[edit]

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Etymology[edit]

From Russian токамак (tokamak), an acronym of тороидальная камера в магнитных катушках (toroidalʹnaja kamera v magnitnyx katuškax, toroidal chamber with magnetic coils).

Pronunciation[edit]

Noun[edit]

tokamak (plural tokamaks)

  1. A toroidal chamber in which a plasma is magnetically confined; used in nuclear fusion research.
    • 2014, Raffi Katchadourian, ‘A star in a bottle’, The New Yorker:
      Slowly, the solenoid—all one thousand tons of it—will be carried to the tokamak and lowered into the center of the vacuum chamber.