spiritism
/ˈspɪrɪtɪzəm/Definitions
1. noun
a movement or set of practices based on the idea that the spirits of the dead can communicate with the living, typically through a medium.
“She was interested in the local group’s practice of spiritism and decided to attend one of their séances.”
2. noun
the practice of attempting to communicate with the spirits of the dead, especially through a medium or by means of spiritualistic rituals.
“The spiritualists were involved in various forms of spiritism, including table tipping and Ouija boards.”