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Definition of the noun air sac
What does air sac mean as a name of something?
- a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
- any of the thin-walled extensions of the tracheae of insects
- any of the membranous air-filled extensions of the lungs of birds
Printed dictionaries and other books with definitions for air sac
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by R P Manchanda
Air sac It is a hollow cavity in the bones. 11.
by Robert Alan Lewis
air sac mite. Cytodites nudus. air ...
by American Heritage Dictionary
air sac 1. An air- filled space in the body of a bird that forms a ...
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Explanation of air sac
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