Compressibility \Com*press`i*bil"i*ty\, n. [Cf. F.
   compressibilit['e].]
   The quality of being compressible of being compressible; as,
   the compressibility of elastic fluids.
   [1913 Webster]

	

	compressibility
    n 1: the property of being able to occupy less space [syn:
         compressibility, squeezability, sponginess] [ant:
         incompressibility]