air cell

noun

Anatomy, Zoology, Botany. a cavity or receptacle containing air.
Electricity. a cell in which the positive electrode is depolarized by the oxygen in the air.

Origin of air cell

First recorded in 1780–90

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

The air cell termed clavicular sends a process outward towards the arm, along with the blood vessels which supply the arm.
Dragons of the Air | H. G. Seeley
Evaporation of water from the egg further shrinks the contents and increases the size of the air cell.
The Dollar Hen | Milo M. Hastings
Asbestos air cell covering is employed to cover hot-water circulating pipes.
Elements of Plumbing | Samuel Dibble
This air-cell is slightly enlarged till the tenth day, when no further evaporation should take place.
Natural and Artificial Duck Culture | James Rankin
Breathing is accomplished by a single chamber or air-cell, but also through the skin.
Our British Snails | John William Horsley

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