diesel engine

Other forms: diesel engines

Definitions of diesel engine
  1. noun
    an internal-combustion engine that burns heavy oil
    synonyms: diesel, diesel motor
    see moresee less
    type of:
    ICE, internal-combustion engine
    a heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine
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