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tr.v. me·di·a·tized, me·di·a·tiz·ing, me·di·a·tiz·es
To annex (a lesser state) to a greater state as a means of permitting the ruler of the lesser state to retain title and partial authority.
[Probably French médiatiser, from médiat, dependent, from Old French, back-formation from immediat, independent, from Late Latin immediātus; see immediate.]
me′di·a·ti·za′tion (-tĭ-zā′shən) n.
(Government, Politics & Diplomacy) (tr) to annex (a state) to another state, allowing the former ruler to retain his title and some authority
[C19: from French médiatiser; see mediate, -ize]
ˌmediatiˈzation, ˌmediatiˈsation n
Past participle: mediatized