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air cell

noun
1.
Anatomy, Zoology, Botany. a cavity or receptacle containing air.
2.
Electricity. a cell in which the positive electrode is depolarized by the oxygen in the air.
Origin of air cell
1780-1790
1780-90
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for air cell
Historical Examples
  • I inhaled great draughts of the dry, pure air, which seemed to penetrate to my very toes, and open every air cell in my body.

  • The size of the air cell is commonly taken as a guide to the age of the egg.

    The Dollar Hen Milo M. Hastings
  • Evaporation of water from the egg further shrinks the contents and increases the size of the air cell.

    The Dollar Hen Milo M. Hastings
  • 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
  • It is built of iron, surrounded with air cell asbestos board, so as to maintain a cooking temperature of 400° Fahr.

    Inventors at Work George Iles
air cell in Medicine

air cell n.

  1. A terminal dilation of the bronchiole where gas exchange is thought to occur.

  2. Spaces that contain air in the bones of the skull.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Difficulty index for air cell

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Word Value for air

3
3
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