O-ring

O-ring
n. a gasket in the form of a ring with a circular cross-section.

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/oh"ring'/, n.
a ring of pliable material, as rubber or neoprene, used as a gasket: the failure of an O-ring caused the explosion that destroyed the space shuttle Challenger in 1986.
[1945-50]

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O-ring /ōˈring/
noun
A toroidal ring, usu of circular cross-section, used eg as an air or oil seal
ORIGIN: From its shape

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n. 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

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O-ring
see O 6.

Useful english dictionary. 2012.

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  • Ring — Ring, n. [AS. hring, hrinc; akin to Fries. hring, D. & G. ring, OHG. ring, hring, Icel. hringr, DAn. & SW. ring; cf. Russ. krug . Cf. {Harangue}, {Rank} a row,{Rink}.] A circle, or a circular line, or anything in the form of a circular line or… …   The Collaborative International Dictionary of English

  • Ring armor — Ring Ring, n. [AS. hring, hrinc; akin to Fries. hring, D. & G. ring, OHG. ring, hring, Icel. hringr, DAn. & SW. ring; cf. Russ. krug . Cf. {Harangue}, {Rank} a row,{Rink}.] A circle, or a circular line, or anything in the form of a circular line… …   The Collaborative International Dictionary of English

  • Ring blackbird — Ring Ring, n. [AS. hring, hrinc; akin to Fries. hring, D. & G. ring, OHG. ring, hring, Icel. hringr, DAn. & SW. ring; cf. Russ. krug . Cf. {Harangue}, {Rank} a row,{Rink}.] A circle, or a circular line, or anything in the form of a circular line… …   The Collaborative International Dictionary of English

  • Ring canal — Ring Ring, n. [AS. hring, hrinc; akin to Fries. hring, D. & G. ring, OHG. ring, hring, Icel. hringr, DAn. & SW. ring; cf. Russ. krug . Cf. {Harangue}, {Rank} a row,{Rink}.] A circle, or a circular line, or anything in the form of a circular line… …   The Collaborative International Dictionary of English

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