a person who advocates or causes disunion.
U.S. History. a secessionist during the period of the Civil War.
- dis·un·ion·ism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use disunionist in a sentence
Every Unionist ought to wish the new government to succeed; and every disunionist must desire it to fail.The Papers And Writings Of Abraham Lincoln, Volume Seven | Abraham Lincoln
He said that in talking with a disunionist a few days ago he asked what the South demanded and what would satisfy them.The Life of Lyman Trumbull | Horace White
It was only slowly and very deliberately that Washington identified himself with the disunionist cause.The Loyalists of Massachusetts | James H. Stark
There is no disunionist, that I know of, in the delegation from the State of Alabama.The Life of Jefferson Davis | Frank H. Alfriend
He was active in many ways as an abolitionist, but was not a disunionist.Liberty In The Nineteenth Century | Frederic May Holland