secession
se·ces·sion
noun
1.
2.
3.
formal separation from an alliance or federation
Origin
From Latin sēcessiō (“a withdrawing”).
Related words
Broader terms
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.