Definitions
from The Century Dictionary.
- noun A cavity containing air; specifically, such a cavity occurring in the body or bones of an animal; a large air-sac or pneumatocyst of a bird.
Etymologies
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Examples
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Epidermis; 2. sclerenchyma; 3. vascular bundle; 4. air-cavity; 5. diaphragm.]
A Handbook of Some South Indian Grasses K. Rangachari
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