Etymology

unitarianism

U1N1I1T1A1R1I1A1N1I1S1M3

Today it means: The belief in a single God, not divided into any aspects, particularly when presented as a contrast to Christian trinitarianism. Full definition →

English unitarian
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unitarianism · noun1

  1. Englishunit
  2. Englishunitary
  3. Englishunitarian
  4. English todayunitarianism

From unitarian + -ism.

Unitarianism · noun, proper noun2

  1. Proto-Indo-European*ís?
  2. Proto-Indo-European*h₁óynos
  3. Proto-Italic*oinos
  4. Old Latinoinos
  5. Latinūnus
  6. Latinūnitās
  7. Latinūnitārius
  8. EnglishUnitarian
  9. English todayUnitarianism

From Unitarian + -ism.

First known use, by meaning

  • since 1961 The religion known as Unitarian Universalism.

Etymology from Wiktionary, CC BY-SA 4.0.