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pistão — meaning in English

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English meaning

  • piston noun A cylindrical part that slides back and forth inside a tube, used to compress fluid or transmit motion in an engine or pump.

Senses

pistão is used for these senses in English:

  • piston (mechanics) A solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump)

piston — full definition

  1. noun A cylindrical part that slides back and forth inside a tube, used to compress fluid or transmit motion in an engine or pump.
  2. noun A valve mechanism used in some brass instruments to change pitch.
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