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.

First recorded in 1780–90

The air cell termed clavicular sends a process outward towards the arm, along with the blood vessels which supply the arm.

Evaporation of water from the egg further shrinks the contents and increases the size of the air cell.

Asbestos air cell covering is employed to cover hot-water circulating pipes.

This air-cell is slightly enlarged till the tenth day, when no further evaporation should take place.

Breathing is accomplished by a single chamber or air-cell, but also through the skin.

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