Definition of Sillonism in English:

Sillonism

(also Sillonisme)

noun

Church History
  • The principles and policies of the Sillonists; support for or sympathy with these principles or policies.

Origin

Early 20th century; earliest use found in American Catholic Quarterly Review. From French sillonisme from Le Sillon, the name of the movement + -isme.

Pronunciation

Sillonism

/ˈsɪlənɪz(ə)m/