Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of a wide variety of seals or packings used between matched machine parts or around pipe joints to prevent the escape of a gas or fluid.
  • n. Nautical A cord or canvas strap used to secure a furled sail to a yard boom or gaff.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any mechanical seal that serves to fill the space between two objects, generally to prevent leakage between the two objects while under compression.
  • n. A material which may be clamped between faces and acts as a static seal. Gaskets may be cut, formed, or molded to the desired configuration. - ASTM
  • n. Any of a wide variety of seals or packings used between matched machine parts or around pipe joints to prevent the escape of a gas or fluid. - American Heritage Dictionary

from the GNU version of the Collaborative International Dictionary of English

  • n. A line or band used to lash a furled sail securely. Sea gaskets are common lines; harbor gaskets are plaited and decorated lines or bands. Called also casket.
  • n.
  • n. The plaited hemp used for packing a piston, as of the steam engine and its pumps.
  • n. Any ring or washer of made of a compressible material, used to make joints impermeable to fluids.

from The Century Dictionary and Cyclopedia

  • To fasten with gaskets, as a sail to a yard.
  • n. Nautical, one of several bands of sennit or canvas, or small lines, used to bind the sails to the yards, gaffs, or masts when furled. Also called casket.
  • n. In machinery, a strip of leather, tow, plaited hemp, or similar material, used for packing a piston, as of the steam-engine and its pumps.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. seal consisting of a ring for packing pistons or sealing a pipe joint

Etymologies

Perhaps alteration of French garcette, small cord, diminutive of garce, girl, from Old French, feminine of gars, boy, soldier; see garçon.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • The hexagonal gasket is composed of of six rings, which are made up of six rings, and so on.

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  • And I agree, he looks as to be not far away from blowing a major brain gasket.

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  • A leaky valve they say, indicated by a repetitive loud hissing from the main gasket. frennzy said ...

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  • When things heat up, bike helmets with plenty of ventilation to keep your noggin from blowing a gasket are a good thing.

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  • Long story short ... he says I've got a "busted radiator" and that if I drive it anywhere, I risk blowing a head gasket which is something even Donald Trump can't afford to have fixed.

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  • A rectangular silicone O-ring "gasket" is integrated at this juncture to form a seal between the inserted magazine and the magwell, so foreign debris can come up the magwell and into the weapon or magazine.

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  • The 'gasket' between magwell and magazine is actually a soft durometer silicone seal that is bonded to the magazine.

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  • Turned out the gasket in the joint was in backwards, and once reversed and finger-tightened it no longer leaked (well, maybe seeped a little).

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  • He nearly blew a gasket, not knowing what we laughed at.

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  • Failing to inspect a series of critical valves and pipes at two reactors at the Oconee Plant to see if a gasket blockage that had occurred at the third Oconee Reactor was also a problem with its sister plants.

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