Piston Definition

pĭstən
pistons
noun
pistons
The snug-fitting engine part that is forced back and forth within a cylinder by the pressure of combustion, steam, etc. and a reciprocating connecting rod.
Webster's New World
A sliding valve moved in the cylinder of a brass instrument to change the pitch.
Webster's New World
Synonyms:

Other Word Forms of Piston

Noun

Singular:
piston
Plural:
pistons

Origin of Piston

  • French from Italian pistone, pestone large pestle from pestare to pound, crush from Late Latin pistāre frequentative of Latin pīnsere, pīnsāre

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French piston.

    From Wiktionary

Piston Sentence Examples

  • The cylinder, in which a well-fitting piston worked, was provided at its lower end with two valves.

  • In a particular case where the boiler pressure was maintained constant at 130 lb per square inch, and the cut-off was approximately 20% of the stroke, the values c =55 and b=o 031 were deduced, from which it will be found that the value of the piston speed corresponding to the maximum horsepower is 887 ft.

  • On again F J J raising the piston the valve E opens ?g G admitting more liquid whilst F re- mains closed.

  • The piston rod passes through a valve in the upper part of the cylinder which is held to its seat by a spring.

  • The total upward pressure on this piston is calculated to be equal to 150,000 lb; hence the shaft-bearings are practically relieved from pressure when the wheels are running.

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Words Starting With

PPIPIS

Words Ending With

NONTON

Unscrambles

piston

Words Starting With P and Ending With N

Starts With P & Ends With NStarts With PI & Ends With NStarts With P & Ends With ON

Word Length

6 Letter Words6 Letter Words Starting With P6 Letter Words Ending With N