Christianity

noun

Chris·​tian·​i·​ty ˌkris-chē-ˈa-nə-tē How to pronounce Christianity (audio)
ˌkrish-,
-ˈcha-nə-,
ˌkris-tē-ˈa-
1
: the religion derived from Jesus Christ, based on the Bible as sacred scripture, and professed by Eastern, Roman Catholic, and Protestant bodies
2
: conformity to the Christian religion
3
: the practice of Christianity

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of Christianity was in the 14th century

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Cite this Entry

“Christianity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Christianity. Accessed 10 Sep. 2025.

Kids Definition

Christianity

noun
Chris·​ti·​an·​i·​ty
ˌkris-chē-ˈan-ət-ē,
ˌkrish-,
-chan-;
ˌkris-tē-ˈan-
1
: the religion of Christians
2
: the practice of Christianity

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