fission

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Etymology

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

Pronunciation

• enPR: fĭsh'ən, fĭzh'ən, IPA: /ˈfɪʃən/, /ˈfɪʒən/

Noun

fission

1. The process whereby one item splits to become two.
2. (nuclear physics) Short for nuclear fission: The process of splitting the nucleus of an atom into smaller particles.
3. (biology) The process by which a bacterium splits to form two daughter cells.

   Synonyms: fissiparism

Translations

• German: Spaltung
• Italian: fissione, divisione
• Portuguese: fissão
• Russian: расщепле́ние
• Spanish: fisión

Translations

• French: fission, scissiparité
• German: Zellteilung
• Portuguese: fissão
• Russian: деле́ние
• Spanish: fisión

Verb

fission (fissions, present participle fissioning; simple past and past participle fissioned)

1. (transitive) To cause to undergo fission.
2. (intransitive) To undergo fission.

Translations

• French: fissionner
• German: spalten
• Italian: fissionare
• Portuguese: fissionar
• Russian: расщепле́ние
• Spanish: fisionar

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