say it: HER-uh-tik
heretic is a noun meaning "a person who holds religious beliefs in conflict with the dogma of the Roman Catholic Church". It carries 2 recorded senses.
a person who holds religious beliefs in conflict with the dogma of the Roman Catholic Church
a person who holds unorthodox opinions in any field (not merely religion)
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for heretic come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.