• synonyms

two-stroke cycle

  1. See under two-cycle.
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[too-sahy-kuh l]
  1. noting or pertaining to an internal-combustion engine in which two strokes are required to complete a cycle (two-stroke cycle), one to admit and compress air or an air-fuel mixture and one to ignite fuel, do work, and scavenge the cylinder.
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Compare four-cycle.

Origin of two-cycle

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for two-stroke cycle

Historical Examples

  • Some engines are worked on the "two-stroke-cycle" principle; in this case, there are only two strokes for each impulse.

    The Library of Work and Play: Mechanics, Indoors and Out

    Fred T. Hodgson

British Dictionary definitions for two-stroke cycle


  1. US and Canadian relating to or designating an internal-combustion engine whose piston makes two strokes for every explosionAlso called (in Britain and certain other countries): two-stroke See four-stroke
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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