heresy

/ˈhɛrəsi/
noun
  1. A belief or opinion that goes against the official or accepted teachings of a religion, especially Christianity.
    • Many scientific discoveries were once considered heresy by religious authorities.
    • In medieval times, being accused of heresy could lead to severe punishment.
    • The preacher was tried for heresy after questioning the church's interpretation of scripture.
  2. An opinion or belief that is strongly opposed to what is generally accepted or considered correct in any group or field.
    • In the world of classical music, using electronic instruments was once viewed as heresy.
    • Suggesting that the company should cut employee benefits was considered heresy by the union.
    • For a lifelong fan, saying that the team's best player should be traded is pure heresy.
Antonyms
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