initiator

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See also: Initiator

English

Etymology

From initiate +‎ -or.

Noun

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

Translations

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

Latin

Verb

initiātor

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

References