O-ring Hear it!

O-ring Definition

O-ring (ō′riŋ′)

noun

a ring-shaped seal or washer of rubber, plastic, metal, etc., used to prevent leaks in parts connecting pipes, tubes, rocket sections, etc.

Browse dictionary entries near O-ring

  1. ‹ O-proposition
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  3. ‹ O'Neill
  4. ‹ O level
  5. ‹ O'Kelly
  6. ‹ O'Keeffe
  7. ‹ O.K.
  8. ‹ O'Higgins
  9. ‹ O. Henry
  10. ‹ O'Hara
  1. o.s. ›
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  4. O tempora! O mores! ›
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