CENTRALIZATION
centralization, centralisation
(noun) gathering to a center
centralization, centralisation
(noun) the act of consolidating power under a central control
Source: WordNet® 3.1
Etymology
Noun
centralization (countable and uncountable, plural centralizations)
The act or process of centralizing, or the state of being centralized; the act or process of combining or reducing several parts into a whole
Source: Wiktionary
Cen`tral*i*za"tion, n. Etym: [Cf. F. centralisation.]
Definition: The act or process of centralizing, or the state of being
centralized; the act or process of combining or reducing several
parts into a whole; as, the centralization of power in the general
government; the centralization of commerce in a city.
Source: Webster’s Unabridged Dictionary 1913 Edition