1. belief in or worship of demons
2. the doctrine that demons exist and can influence human affairs
Usage: religious studies

Examples

• The anthropologist studied ancient forms of demonism in various cultures.
• Medieval Christianity often viewed pagan practices as forms of demonism.
• The scholar wrote extensively about demonism in early religious texts.
• Some historians argue that accusations of demonism were used to suppress folk traditions.
• The book explores the relationship between demonism and early healing practices.
• Religious leaders warned against the dangers of demonism in their sermons.