Definition of federalism
1a often capitalized : the distribution of power in an organization (such as a government) between a central authority and the constituent (see constituent entry 2 sense 1) units
under our system of federalism, states bear the primary responsibility for defining and controlling criminal behavior— W. R. LaFave & J. R. Israel — compare centralism
b : support or advocacy of this principle
2 capitalized : Federalist principles
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Merriam-Webster unabridgedWords at Play
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Time Traveler for federalism
The first known use of federalism was in 1787
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