- a chamber containing air, as in a pump, lifeboat, or organic body.
- 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.
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
The air-chamber is a very prominent feature of the fire-engine.
This elasticity performs the function of the air-chamber of the force-pump.
Redgrave, as usual, went into the air-chamber and tried the atmosphere.A Honeymoon in Space
You remember the air-chamber which the porpoises told us lies under the centre of the island?The Voyages of Doctor Dolittle
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