Christendom

noun

Chris·​ten·​dom ˈkri-sᵊn-dəm 

1

: christianity sense 1

2

: the part of the world in which Christianity prevails

Examples of Christendom in a Sentence

Recent Examples on the Web

From a historical perspective, there are numerous problems with such views of Christendom. — Brett Whalen, The Conversation, 11 Mar. 2026

Europeans thought of themselves collectively as Christians, followers of the one true faith, and of Europe as Christendom, despite sometimes violent struggles for dominance between Catholics and Protestants and even between Protestant denominations. — Literary Hub, 25 Feb. 2026

Dating back to early Christendom, the Mardi Gras season marks the beginning of preparations for Easter, falling between Epiphany and Lent. — Alex Driggars, Austin American Statesman, 4 Feb. 2026

Opposition parties have pointed out that the basilica is one of the oldest in Christendom. — Barbie Latza Nadeau, CNN Money, 3 Feb. 2026

Almost every higher education institution is based in Christendom. — Sean Williams, Harpers Magazine, 27 Jan. 2026

In medieval and early modern Europe, demons, werewolves, and more prowled the margins of Christendom, often embodying sin and rebellion. — Manvir Singh, New Yorker, 27 Oct. 2025

Word History

Etymology

Middle English cristendom, from Old English cristendōm, from cristen

First Known Use

before the 12th century, in the meaning defined at sense 1

Kids Definition

Christendom

noun

Chris·​ten·​dom ˈkris-ᵊn-dəm 

1

: the entire body of Christians

2

: the part of the world where Christianity is most common