positive crankcase ventilation

noun Automotive.

a means of reducing air pollution by directing the fumes from the crankcase of an engine into the intake manifold, so that they will be channeled into the cylinders and burned. Abbreviation: PCV

Nearby words

  1. positive,
  2. positive accommodation,
  3. positive caster,
  4. positive column,
  5. positive convergence,
  6. positive declination,
  7. positive definite,
  8. positive discrimination,
  9. positive electricity,
  10. positive electron

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019