What is the state of being pneumatic, or of having a cavity or cavities filled with air; as, the pneumaticity of the bones of birds called?
pneumaticity — The state of being pneumatic, or of having a cavity or cavities filled with air; as, the pneumaticity of the bones of birds. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00