Dictionary

heresiarch

noun he·re·si·arch \hə-ˈrē-zē-ˌärk, ˈher-ə-sē-\

Definition of HERESIARCH

:  an originator or chief advocate of a heresy

Examples of HERESIARCH

  1. <his about-face on welfare reform has led him to be seen as a heresiarch among his party's faithful>

Origin of HERESIARCH

Late Latin haeresiarcha, from Late Greek hairesiarchēs, from hairesis + Greek -archēs -arch
First Known Use: 1624

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