Me·di·a·tize v. t. [imp. & p. p. Mediatized p. pr. & vb. n. Mediatizing.] To cause to act through an agent or to hold a subordinate position; to annex; -- specifically applied to the annexation during the former German empire of a smaller German state to a larger, while allowing it a nominal sovereignty, and its prince his rank.
The misfortune of being a mediatized prince. --Beaconsfield.
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