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Fission

//ˈfɪʃən// noun, verb

Definitions

Noun
  1. 1
    The process whereby one item splits to become two. countable, uncountable
  2. 2
    a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy wordnet
  3. 3
    nuclear fission: The process of splitting the nucleus of an atom into smaller particles. countable, uncountable
  4. 4
    reproduction of some unicellular organisms by division of the cell into two more or less equal parts wordnet
  5. 5
    The process by which a bacterium splits to form two daughter cells. countable, uncountable
Verb
  1. 1
    To cause to undergo fission. transitive
  2. 2
    To undergo fission. intransitive

Etymology

Etymology 1

Borrowed from Latin fissiōnem, accusative singular of fissiō (“the act of breaking up”), from findō (“split, divide”).

Etymology 2

Borrowed from Latin fissiōnem, accusative singular of fissiō (“the act of breaking up”), from findō (“split, divide”).

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