gasket(noun)

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

gasket(Noun)

Any mechanical seal that serves to fill the space between two objects, generally to prevent leakage between the two objects while under compression.

gasket(Noun)

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

gasket(Noun)

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

Gasket(noun)

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

Gasket(noun)

the plaited hemp used for packing a piston, as of the steam engine and its pumps

Gasket(noun)

any ring or washer of packing