<p><strong>Noun</strong></p><ul><li>the act of confederating.</li><li>the state of being confederated.</li><li>a league or alliance.</li><li>Synonyms: federation, coalition.</li><li>a group of confederates, especially of states more or less permanently united for common purposes.</li><li>the Confederation, the union of the 13 original U.S. states under the Articles of Confederation 1781–89.</li><li>(initial capital letter) the federation of Ontario, Quebec, New Brunswick, and Nova Scotia, formed in 1867 and constituting the Dominion of Canada.</li></ul>