Definition of decentralizing:
(v) :
(transitive) To cause to change from being concentrated at one point or site to being distributed across several.
(v) :
(transitive) To reduce the authority of (a governing body) by distributing that authority among several bodies.
(v) :
(intransitive) To become decentralized.
(v) :
(US, law enforcement) To bring (a suspect) to the ground by use of directed force; to tackle.