Definition of permutability in English:

permutability

noun

  • The quality or condition of being permutable; interchangeability; (Mathematics and Logic) the property of having elements that can be interchanged without affecting the validity of a statement.

Origin

Mid 17th century (in an earlier sense). In sense 1 from post-classical Latin permutabilitas from permutabilis + classical Latin -tās.

Pronunciation

permutability

/pəˌmjuːtəˈbɪlɪti/