The act of federating, especially a joining together of states into a league or federal union.
A league or association formed by federating, especially a government or political body established through federal union.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.