Definition of devolutions:
(n) :
(government) The transfer of some powers and the delegation of some functions from a central government to local government (e.g. from the U.K. parliament to Scottish parliament and Welsh assembly).
(n) :
The transference of a right to a successor, or of a power from one body to another.
(n) :
A descent, especially one that passes through a series of revolutions, or by succession.
(n) :
(derogatory) Degeneration.
(n) :
A rolling down.