dashpot

/ˈdæʃˌpɑt/
noun
  1. A mechanical device that uses a fluid (like oil or air) to slow down or dampen movement, often to prevent shock or vibration.
    • The dashpot on the door hinge stopped it from slamming shut.
    • The old clock's dashpot needed oil to keep the pendulum moving smoothly.
    • Engineers installed a dashpot in the machine to reduce sudden jerks.
Synonyms
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