air chamber
Americannoun
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a chamber containing air, as in a pump, lifeboat, or organic body.
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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.
Etymology
Origin of air chamber
First recorded in 1840–50
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A protective cap prevents debris from entering, while a small air chamber allows airflow.
From Science Daily ● Apr. 19, 2026
Inflating the air chamber forces the fins to bend -- similar to the down stroke when a manta flaps its fins.
From Science Daily ● Dec. 4, 2024
The pollutant levels are carefully measured and controlled, then fed into an air chamber - essentially a room-sized plastic sac - and piped out to the volunteers to breathe in.
From BBC ● Dec. 15, 2023
There’s a third air chamber located near the bottom of the mouth area, but it’s passive and doesn’t feature a fan.
From The Verge ● Oct. 21, 2021
Once in the air chamber they could work without being discovered.
From Raiding with Morgan by Dunn, Byron A. (Byron Archibald)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
