(the act of having) an opinion or belief that is the opposite of or against what is the official or popular opinion, or an action that shows that you have no respect for the official opinion

Radical remarks like this amount to heresy for most members of the Republican party. 像这样的激进言论对于大多数共和党人来说相当于异端邪说。

She committed the heresy of playing a Lady Gaga song on a classical music station. 她在一档古典音乐节目中打破常规，播放了女神卡卡的一首歌。

a belief that is against the principles of a particular religion

He was burned at the stake for heresy in the 15th century. 15世纪，他因信仰异教而被烧死在火刑柱上。