air cell
noun
Pronunciation: /ˈɛər ˌsɛl/
Definition
A small cavity or pocket filled with air within a biological structure or material.
Examples
The size of the air cell inside an egg increases as the contents evaporate over time.
Bird bones are lightweight because they contain numerous tiny air cells that reduce overall density.
Insulating foam is engineered with millions of microscopic air cells to trap heat effectively.
Synonyms of air cell
Words with a similar meaning to air cell:
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