The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: An intellectual movement of Jesuit missionaries at the end of the 17th and the beginning of the 18th century, whose participants viewed the I Ching as a prophetic book containing the mysteries of Christianity, and prioritized working with the Qing Emperor (rather than with the Chinese literati) as a way of promoting Christianity in China. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.