permutation
1. [ noun ] complete change in character or condition
Examples:

: "the permutations...taking place in the physical world"- Henry Miller

Related terms: transformation
2. [ noun ] (mathematics) the act of changing the arrangement of a given number of elements
Related terms: mathematical_process permute
3. [ noun ] an event in which one thing is substituted for another
Synonyms: replacement substitution switch transposition
Examples:

"the replacement of lost blood by a transfusion of donor blood"

Related terms: variation replace substitute substitute trade
4. [ noun ] act of changing the lineal order of objects in a group
Related terms: reordering permute
Similar spelling:   permeation
  permutability
  permutable
  permeating
  permutableness
  perennation
  permeate
  permitting_of
  permitted
  permeated