heresiarch
/həˈriːziɑːrk/
noun
- The founder or leader of a heretical movement or belief system, especially one that goes against established religious or widely accepted doctrines.
- The church council condemned the preacher as a dangerous heresiarch who was leading people away from traditional teachings.
- In history class, we learned about the heresiarch who started a new sect that challenged the authority of the medieval church.
- Some critics called the philosopher a modern heresiarch for questioning long-held scientific assumptions.
Antonyms