Definition of piston in English:
piston
Translate piston into Spanish
noun
1A disk or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an internal combustion engine to derive motion, or in a pump to impart motion.
‘Besides leaving salt deposits, rusting internal parts and causing valve damage, water in an engine also makes short work of pistons and cylinders.’- ‘The central control circuit then sends a control signal to the driver's circuit for the accumulator piston.’
- ‘The aluminum block has ductile iron cylinder liners and is filled with JE pistons.’
- ‘Jet engines are crucial: They're faster than piston engines and far safer.’
- ‘The cylinders have to be right and their fit with the piston rings perfect.’
- ‘The piston in its cylinder rocked, trembled, didn't move.’
- ‘A hydraulic hammer is basically a hydraulically powered reciprocating piston inside of a body.’
- ‘The resulting explosions of fuel and air drive the pistons which turn the crankshaft.’
- ‘The engine's camshaft drives the pump pistons through a roll rocker arm.’
- ‘When the trigger is pulled, the compressed air expands and drives the piston forward.’
- ‘The five mobile panels (one flap, four sliding) are activated by hydraulic pistons.’
- ‘Another system uses hydraulic pistons that mount to a wood platform.’
- ‘Adkins' solution was to affix his gas piston to the standard recoil spring plug.’
- ‘The bore is often pitted and the gas piston is usually corroded.’
- ‘Then the piston moves back up to compress this fuel/air mixture.’
- ‘The stroke is the distance that the piston moves up and down.’
- ‘Modified piston valves were also fitted to counteract the high coal consumption as the originals became worn.’
- ‘The resulting explosion pushes a piston, which is attached to a connecting rod.’
- ‘The force of the resulting explosion pushes the piston down the cylinder for the exhaust stroke.’
- ‘Each explosion would release enough force to push the piston.’
- 1.1A valve in a brass musical instrument in the form of a piston, depressed to alter the pitch of a note.‘It is in C, a tone above the euphonium, and reaches the lowest notes with the aid of six pistons; its upward range is much greater than that of the larger tubas.’
- ‘The valves and pistons on a trumpet are very delicate - and essential.’
Pronunciation
Origin
Early 18th century from French, from Italian pistone, variant of pestone ‘large pestle’, augmentative of pestello ‘pestle’.
Are You Learning English? Here Are Our Top English Tips