air chamber

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.

Word History and Origins

Origin of air chamber¹

First recorded in 1840–50

Example Sentences

The air chamber surrounds the metering valve, and there is a mixing chamber above.

From Project Gutenberg

If the contents appear cloudy and the air chamber larger, the egg is not fresh.

From Project Gutenberg

If this pump is properly connected with an air chamber, as explained later, it will send a small stream of water some ten feet.

From Project Gutenberg

Then, with a rather clumsy and yet eloquent gesture, he showed her the way down to the air-chamber.

From Project Gutenberg

The Doctor and Will together had devised a most ingenious method of heating the hot-air chamber instantly.

From Project Gutenberg