Protestant
Americannoun
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any Western Christian who is not an adherent of a Catholic, Anglican, or Eastern Church.
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an adherent of any of those Christian bodies that separated from the Church of Rome during the Reformation, or of any group descended from them, usually excluding the Anabaptists.
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(originally) any of the German princes who protested against the decision of the Diet of Speyer in 1529, which had denounced the Reformation.
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protestant, a person who protests.
adjective
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belonging or relating to Protestants or their religion.
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protestant. protesting.
noun
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Protestants hold a great variety of beliefs, but they are united in rejecting the authority of the pope. Protestant groups include the Amish, the Anglican Communion, the Assemblies of God, the Baptists, Christian Science, the Congregationalists, the Lutheran Church, the Mennonites, the Methodists, the Presbyterian Church, and the Quakers.
Other Word Forms
Etymology
Origin of Protestant
First recorded in 1530–40; from French or German, from Latin prōtestantēs “bearing public witness,” plural of present participle of prōtestārī “to bear public witness”; see protest
Explanation
The adjective protestant describes a person or thing that is protesting or displaying disapproval or objection. You might see protestant young students marching in front of the capital in reaction to the government's newly passed bill. Protestant originates from the Latin word protestari, meaning "declare publicly, testify, protest," which combines pro meaning "forth, before," and testari meaning "testify." A protestant person typically is someone making a public declaration against something he opposes. The protestant residents in your city are against the plan to develop businesses on the waterfront. You were being protestant when you questioned your professor's grading policy in front of the entire class.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This may explain why 3 out of 4 senior Protestant pastors in America agree that “God can work through AI,” according to a 2024 Barna poll.
From The Wall Street Journal • May 14, 2026
Lily, 73, is a Protestant and Michelle, 46, is a Catholic, and the two have had to overcome a psychological as well as a physical barrier to form their friendship.
From BBC • May 12, 2026
Wittenberg, better known to many as a cradle of the Protestant Reformation, is also home to a chemical plant founded in 1915, in the midst of World War I.
From Barron's • May 3, 2026
After victories in late 1757 over the Catholic French and Austrians at Rossbach and Leuthen, Frederick had emerged as a popular Protestant hero.
From The Wall Street Journal • Apr. 27, 2026
He had then moved to England: Papin was a Protestant and life was becoming increasingly uncomfortable for Protestants in France.
From "The Invention of Science" by David Wootton
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.