Definition of compressibility in English:

compressibility

noun

mass noun
  • The capacity of something to be flattened or reduced in size by pressure.

    ‘calcification decreases compressibility of the arteries’
    ‘temperature decreases with altitude as a consequence of the compressibility of air’

Pronunciation

compressibility

/ˌkɒmprɛsəˈbɪləti/