fission

/ˈfɪʃən/

noun

  1. 1

    The process whereby one item splits to become two.

  2. 2

    Short for nuclear fission: The process of splitting the nucleus of an atom into smaller particles.

  3. 3

    The process by which a bacterium splits to form two daughter cells.

verb

  1. 1

    To cause to undergo fission.

  2. 2

    To undergo fission.

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