Definition of O-ring in English:


Syllabification: O-ring


  • A gasket in the form of a ring with a circular cross section, typically made of pliable material, used to seal connections in pipes, tubes, etc..
    More example sentences
    • I came across far too many dodgy cylinder O-rings in the short time we were there.
    • In lieu of an O-ring of gasket, the part to be sealed is assembled prior to the injection of the material.
    • The commission concluded that the disaster was caused by the failure of a rubber O-ring in a joint in one of the SRBs.

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