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air chamber

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noun
  1. a chamber containing air, as in a pump, lifeboat, or organic body.
  2. Also called air cushion. a compartment of a hydraulic system containing air that by its elasticity equalizes the pressure and flow of liquid within the system.
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Origin of air chamber

First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for air chamber

Historical Examples

  • The air-chamber is a very prominent feature of the fire-engine.

    How it Works

    Archibald Williams

  • This elasticity performs the function of the air-chamber of the force-pump.

    How it Works

    Archibald Williams

  • Redgrave, as usual, went into the air-chamber and tried the atmosphere.

    A Honeymoon in Space

    George Griffith

  • You remember the air-chamber which the porpoises told us lies under the centre of the island?

  • Then the air-chamber is filled with concrete and left to support the great towers that pierce the sky above the waters.

    Stories of Inventors

    Russell Doubleday