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Definitions of piston
  1. noun
    United States neoclassical composer (1894-1976)

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  2. noun
    mechanical device that has a plunging or thrusting motion

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Definition that contains piston
  • ice 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
  • lead the timing of ignition relative to the position of the piston in an internal-combustion engine
  • cylinder a chamber within which piston moves
  • gasket seal consisting of a ring for packing pistons or sealing a pipe joint
  • hypodermic a piston syringe that is fitted with a hypodermic needle for giving injections
  • hypo a piston syringe that is fitted with a hypodermic needle for giving injections
  • gudgeon pin pin joining a piston to a connecting rod
  • hydraulic brake brake system in which a brake pedal moves a piston in the master cylinder; brake fluid then applies great force to the brake pads or shoes
  • spark advance the timing of ignition relative to the position of the piston in an internal-combustion engine
  • wrist pin pin joining a piston to a connecting rod
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