Jansenism

1 of 3

noun (1)

Jan·​sen·​ism ˈjan(t)-sə-ˌni-zəm How to pronounce Jansenism (audio)
1
: a system of doctrine based on moral determinism, defended by various reformist factions among 17th and 18th century western European Roman Catholic clergy, religious, and scholars, and condemned as heretical by papal authority
2
: a puritanical attitude (as toward sex)
Jansenist noun
Jansenistic adjective

Jansenist

2 of 3

noun (2)

Jan·​sen·​ist -nə̇st How to pronounce Jansenist (audio)
plural -s
1
: an adherent of Jansenism
2
: a member of the Church of Utrecht in Holland originating by schism from the Roman Catholic Church in 1723 and forming part of the Old Catholic Church since 1889

Jansenist

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adjective

"
variants or less commonly Jansenistic
: of, relating to, or characteristic of the Jansenists or Jansenism

Word History

Etymology

Noun (1)

French jansénisme, from Cornelis Jansen

Noun (2)

French janséniste, from C. Jansen + French -iste -ist

First Known Use

Noun (1)

circa 1656, in the meaning defined at sense 1

Time Traveler
The first known use of Jansenism was circa 1656

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Cite this Entry

“Jansenism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Jansenism. Accessed 18 Jun. 2026.

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