Heresy definition

hĕrĭ-sē
Frequency:
The definition of heresy is a belief or action at odds with what is accepted, especially when the behavior is contrary to religious doctrine or belief.

An example of heresy is a Catholic who says God does not exist.

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The rejection of a belief that is a part of church dogma.
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A controversial or unorthodox opinion or doctrine, as in politics, philosophy, or science.
noun
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Adherence to such controversial or unorthodox opinion.
noun
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A religious belief opposed to the orthodox doctrines of a church; esp., such a belief specifically denounced by the church.
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A controversial or unorthodox opinion held by a member of a group, as in politics, philosophy or science.
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(religion) A doctrine held by a member of a religion at variance with established religious beliefs, especially dissension from Roman Catholic dogma.
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Adherence to such dissenting opinion or doctrine.
noun
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The holding of any such belief or opinion.
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An opinion or a doctrine at variance with established religious beliefs, especially dissension from or denial of Roman Catholic dogma by a professed believer or baptized church member.
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Any opinion (in philosophy, politics, etc.) opposed to official or established views or doctrines.
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Other Word Forms

Noun

Singular:
heresy
Plural:
heresies

Origin of heresy

  • Middle English heresie from Old French from Late Latin haeresis from Late Greek hairesis from Greek a choosing, faction from haireisthai to choose middle voice of hairein to take

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Old French heresie (modern hérésie), from Latin haeresis, from Ancient Greek αἵρεσις (hairesis, “choice, system of principles”), from αἱρέομαι (haireomai, “to take for one’s self, to choose”), the middle voice of αἱρέω (haireō, “to take”), from Proto-Indo-European *ster-; see also Welsh herw (“theft, raid”), Ancient Greek στερέω (stereō, “to deprive of”).

    From Wiktionary