Definition of "compressibility" [com•press•i•bil•i•ty]

• The degree to which something is compressible (noun)
• The product of pressure and molar volume divided by the product of the gas constant and the absolute temperature (noun)

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• "Yes, I have slightly updated my view of CSI and this issue of algorithmic compressibility is one area in which I disagree with Dembski since Langton's ant seems to produce algorithmically compressible patterns based on arbitrarily assigned initial conditions."
• "Solids, liquids and gases are ideal behaviours characterised by properties such as compressibility, viscosity, elasticity, strength and hardness."
• "This phenomenon, which airmen know as "compressibility," has thus far prevented airplanes from flying faster than sound TIME, July 3."