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.
Its imam regularly participated in interfaith prayers alongside the pastor of a local Protestant church.
From Barron's • May 19, 2026
This commemorates the Gunpowder Plot of 1605 in which a group of English Catholics failed to blow up Parliament and kill the Protestant king.
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
The Clergy and Laymen Concerned About Vietnam, for example, brought together Protestant, Roman Catholic and Jewish Americans who opposed the war because it violated the nation’s ideals and religious consciences.
From The Wall Street Journal • Apr. 19, 2026
He was born in Rotterdam, Holland, in 1922; his father was an Egyptian Jew, and his mother a Dutch Protestant.
From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau
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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.