O-ring

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A circular gasket, usually made of rubber.

    "The O-rings of the Solid Rocket Boosters were not designed to erode."

  2. 2
    A small metal ring used to connect two straps.

Example

More examples

"You must replace the damaged o-ring in the faucet."

Etymology

From O + ring.

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Synonyms

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