the act of abandoning a party or cause the state of having rejected your religious beliefs or your political party or a cause (often in favor of opposing beliefs or causes)
An abandonment of what one has voluntarily professed; a total desertion of departure from one's faith, principles, or party; esp
If someone is accused of apostasy, they are accused of abandoning their religious faith, political loyalties, or principles. a charge of apostasy. when someone suddenly stops believing in a religion or supporting a political party (apostasia, from , from aphistasthai , from apo- ( APOCALYPSE) + histasthai )