initiator

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See also: Initiator

English

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Etymology

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From initiate +‎ -or.

Noun

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initiator (plural initiators)

  1. One who initiates.
  2. (chemistry) A substance that initiates a chain reaction or polymerization.
  3. (military) A component of a nuclear weapon that produces a burst of neutrons to trigger a fission chain reaction.
    • 1984, Frederick Forsyth, The Fourth Protocol, London: Hutchinson, →ISBN, page 301:
      ‘This, er, initiator of polonium and lithium, would it be used in an anti-personnel bomb?’ he asked. ‘Oh yes, you could say so, boyo,’ replied the Welshman. ‘An initiator, you see, is what sets off a nuke.’
  4. (computing) A task (in a mainframe computer) that initiates multiple jobs.
  5. (medicine) A material whose presence in the body eventually leads to cancer.

Derived terms

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Translations

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The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Latin

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Verb

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initiātor

  1. second/third-person singular future passive imperative of initiō

References

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