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piston ring Definition

piston ring

noun

a thin split ring fitted into a groove around a piston to seal the cylinder, transfer heat, and control cylinder-wall lubrication

Browse dictionary entries near piston ring

  1. ‹ piston
  2. ‹ pistoleer
  3. ‹ pistole
  4. ‹ pistol-whip
  5. ‹ pistol
  6. ‹ pistillate
  7. ‹ pistil
  8. ‹ piste
  9. ‹ pistareen
  10. ‹ pistachio
  1. piston rod ›
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