alveolus
UK /ˌal.viˈəʊ.ləs/ US /ælˈvi.əl.əs/
noun 4
Definitions
noun
1
A small cavity or pit.
2
A small cavity or pit.
3
A small cavity or pit.
The sprouts proliferate and canalize to form the lactiferous ducts and the outbuddings form the alveoli of the mammary glands.
4
A small cavity or pit.
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