piston packing
noun
1Any material used for filling the space between a piston head and the cylinder within which it moves, so as to prevent steam, air, etc., leaking out.
2A mechanical device for inserting such packing material around a piston head.
Origin
Mid 19th century; earliest use found in Scientific American.
- be out on one's ear
- be over
- Beowulf
- be part and parcel of
- be party (or a party) to
- be poles apart
- be pushing up (the) daisies
- be put upon
- bequeath
- bequeathal
- bequeather
- bequest
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- be quick (or slow) off the mark
- be quick (or slow) on the uptake
- BER
- be rained off (or out)
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