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• Unitarianism
  Unitarianism

  noun

  the beliefs, principles, and practices of Unitarians.
• unitarianism
  unitarianism

  noun

  a system of Christian belief that maintains the unipersonality of God, rejects the Trinity and the divinity of Christ, and takes reason, conscience, and character as the criteria of belief and practice

Unitarianism

American  

[yoo-ni-tair-ee-uh-niz-uhm] / ˌju nɪˈtɛər i əˌnɪz əm /

noun

1. the beliefs, principles, and practices of Unitarians.

2. (lowercase) any system advocating unity or centralization, as in government.

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unitarianism ¹ British  

/ ˌjuːnɪˈtɛərɪəˌnɪzəm /

noun

1. a system of Christian belief that maintains the unipersonality of God, rejects the Trinity and the divinity of Christ, and takes reason, conscience, and character as the criteria of belief and practice

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unitarianism ² British  

/ ˌjuːnɪˈtɛərɪəˌnɪzəm /

noun

1. any unitary system, esp of government

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Etymology

Origin of Unitarianism

unitarian ( def. ) + -ism

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Example Sentences

See Examples For:

Unitarianism unitarianism

Chesterton was raised in a high-minded Unitarianism whose morals he approved but whose understanding of God he found too thin to support the changes that he, as a man of the left, wanted.

From The Wall Street Journal ● Apr. 3, 2026

With a subdued and intellectual form of worship, these churches abandoned theological mysteries like the Trinity in favor of Unitarianism, while Universalist preachers taught rural and working-class Christians that God would save everybody.

From Textbooks ● Jan. 18, 2018

But like his father, President John Adams, he migrated over to a more conservative tradition and toward Unitarianism.

From Washington Post ● Nov. 16, 2017

The century’s most famous Catholic convert, a journalist named Orestes Brownson, tried Congregationalism, Presbyterianism, Universalism, Unitarianism, and Transcendentalism on his way to Catholicism.

From Slate ● Jul. 8, 2015

Unitarianism was a lenient Christian faith at the center of social reform in England.

From "Charles and Emma: The Darwins' Leap of Faith" by Deborah Heiligman

The death-like submission of the churches, the stifling intolerance of nations, the stupid unitarianism of socialists,—by all these different roads we are returning to the gregarious life.

From Clerambault The Story of an Independent Spirit During the War by Romain Rolland

He was at first a unitarian minister; but, changing from unitarianism into deism, he left that body, and became a preacher in Boston, until he was compelled to visit Europe on account of enfeebled health.

From History of Free Thought in Reference to The Christian Religion by Adam Storey Farrar

It drifts strong and fast into unitarianism and the empire of ideas.

From Tablets by Amos Bronson Alcott

Has the Anglican "sanity and reserve" in regard to the Blessed Virgin Mary saved the Anglican Church from the inroads of unitarianism and rationalism?

From Our Lady Saint Mary by J. G. H. Barry

Priestley seems to have gotten on very well, although the philosophers found his materialism and unitarianism a trifle inconsistent.

From Baron D'Holbach : a Study of Eighteenth Century Radicalism in France by Max Pearson Cushing

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