• synonyms


  1. a person or thing that ignites.
  2. Electronics. the carborundum rod used to initiate the discharge in an ignitron tube.
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Origin of igniter

First recorded in 1880–85; ignite + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for igniter

Historical Examples

  • Inside this chamber are located the igniter parts of Frank's electric ignition system.

    Smithsonian Institution - United States National Museum - Bulletin 240


  • Between drinking oil by the gallon and quarrelling with their igniter they were in dry dock for repairs most of the season.


    Alexandra G. Lockwine

  • A century later, “instant lights” were sold, with molten phosphorus as the “igniter,” but they proved cumbersome and unreliable.

  • This is the valve for the alcohol—this is the igniter—here are the brakes—this is the speed control.

  • This point will vary with different methods of ignition, as well as the location of the spark-plug or igniter.

    Aviation Engines

    Victor Wilfred Pag

British Dictionary definitions for igniter


  1. a person or thing that ignites
  2. a fuse to fire explosive charges
  3. an electrical device for lighting a gas turbine
  4. a subsidiary electrode in an ignitron
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012