Last Updated：2025/11/27

(biology) The state of being pneumatic, or of having a cavity or cavities filled with air.

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pneumaticity

Source Word

pneumaticity

uncountable usually

(biology) The state of being pneumatic, or of having a cavity or cavities filled with air.

Japanese Meaning

（生物学）空気で満たされた腔を有する状態。つまり、内部に空気が充填されていることを示す。

The fossil's remarkable pneumaticity suggests a complex system of air-filled sinuses similar to those of modern birds.

その化石が顕著に空洞に空気を含んでいることは、現生の鳥類に見られるような複雑な空気嚢系を示唆している。

Sense（1）

(biology) The state of being pneumatic, or of having a cavity or cavities filled with air.

the pneumaticity of the bones of birds

pneumaticities

（ plural ）