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.
sleeper cellRead more in this article about some frequently asked questions and fun facts related to our definitions.
Who Invented The Crossword?Arthur Wynne is usually credited with inventing the crossword. His first puzzle, called a word-cross, was published in December 1913 in the New York World. But there may have been other predecessors to the crossword: in England in the 19th century and an Italian version called per passare il tempo, which means “to pass the time.” Word crosses eventually became known as crosswords, and their creators …
Origin of air cell
First recorded in 1780–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for air cell
Medicine definitions for air cell
A terminal dilation of the bronchiole where gas exchange is thought to occur.
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.