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Air sac Common

Air sac has 4 different meanings across 1 category:

Noun

Definitions
Noun
1

a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways

2

any of the thin-walled extensions of the tracheae of insects

3

any of the membranous air-filled extensions of the lungs of birds

4

An alveolus

See Also
lung airsacculitis alveolus extension bird
Related Terms
Broader Terms (hypernyms)
sac
Rhyming Words
sac usac asac issac ovisac plesac barsac corsac marsac egg sac fronsac ballsac ink sac culdesac nectosac sporosac tear sac yolk sac dart sac pseudosac
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