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Christendom

American  
[kris-uhn-duhm] / ˈkrɪs ən dəm /

noun

  1. Christians collectively.

  2. the Christian world.

  3. Christianity.


Christendom British  
/ ˈkrɪsəndəm /

noun

  1. the collective body of Christians throughout the world or throughout history

  2. an obsolete word for Christianity

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Christendom

before 900; Middle English; Old English cristendōm. See Christian, -dom


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.

See Examples For:

During the 1060s, Western Christendom was split by a major dispute in which two rival popes claimed authority.

From Science Daily ● Aug. 11, 2026

But Christendom most accurately captures the spirit of the idea: organizing the world along medieval civilizational lines.

From Slate ● Apr. 9, 2026

He was first buried in crypts under St. Peter's Basilica and moved in 2011 to a chapel on the main level of the largest church in Christendom.

From Reuters ● Dec. 30, 2022

Some of these programs have tiny reach — Christendom Curriculum had 100 subscribers as of September.

From Washington Post ● Dec. 23, 2022

This man can be called almost a new prince, since from being a weak ruler, through fame and glory he became the first king of Christendom.

From "The Prince" by Niccolò Machiavelli

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