Christianity

American  

[kris-chee-an-i-tee] / ˌkrɪs tʃiˈæn ɪ ti /

noun

Christianities plural

1. the Christian religion, including the Catholic, Protestant, and Eastern Orthodox churches.

2. Christian beliefs or practices; Christian quality or character.

   Christianity mixed with pagan elements; the Christianity of Augustine's thought.

3. a particular Christian religious system.

   She followed fundamentalist Christianity.

4. the state of being a Christian.

5. Christendom.

6. conformity to the Christian religion or to its beliefs or practices.

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Christianity British  

/ ˌkrɪstɪˈænɪtɪ /

noun

1. the Christian religion

2. Christian beliefs, practices or attitudes

3. a less common word for Christendom

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Christianity Cultural  

1. The religion based on the life and teachings of Jesus Christ. Christians (see also Christian) believe that Jesus Christ is the Messiah, sent by God. They believe that Jesus, by dying and rising from the dead, made up for the sin of Adam and thus redeemed the world, allowing all who believe in him to enter heaven. Christians rely on the Bible (see also Bible) as the inspired word of God. (See also gospel, Nativity, Resurrection, salvation (see also salvation), and Sermon on the Mount.)

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Other Word Forms

Inflected Forms

noun

• Christianities
  plural

Etymology

Origin of Christianity

First recorded in 1250–1300; Middle English cristianite, from Latin chrīstiānitāt-, stem of chrīstiānitās; equivalent to Christian + -ity; replacing Middle English cristiente, from Middle French, from Latin, as above

Example Sentences

Consider what Christianity, at its core, actually does: It transgresses and disrupts.

From Salon • Jun. 5, 2026

Below that, an inscription will read: “Symbols of local worship places I took my young children to. Thanking America’s freedom of religion. And hoping for a conciliation between Islam, Christianity and other religions.”

From Salon • Jun. 1, 2026

I’d read somewhere that you had taken a break from practicing Christianity in recent years.

From Los Angeles Times • May 21, 2026

His arrest was part of one of China’s biggest crackdowns on Christianity in decades.

From The Wall Street Journal • May 19, 2026

By the eleventh century CE, Christianity in the form of Catholicism was the dominant religion in Europe, and church leaders held a great deal of political power.

From "An Indigenous People’s History of the United States" by Roxanne Dunbar-Ortiz