D defs.my
Entry 1 sense Webster, 1913

Incompressibility

· In·com·press·i·bil·i·ty · IPA
01 n. The quality of being incompressible, or incapable of reduction in volume by pressure; -- formerly supposed to be a property of liquids.
  1. 1.
    The quality of being incompressible, or incapable of reduction in volume by pressure; -- formerly supposed to be a property of liquids.
    “The incompressibility of water is not absolute.” — Rees.