pneumaticity

== English == === Etymology === From pneumatic +‎ -ity. === Noun === pneumaticity (usually uncountable, plural pneumaticities) (biology) The state of being pneumatic, or of having a cavity or cavities filled with air. ==== Derived terms ==== === References === “pneumaticity”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.