high treason

noun

1. treason against the sovereign or state.

high treason

noun

1. an act of treason directly affecting a sovereign or state

Word History and Origins

Origin of high treason¹

Middle English word dating back to 1350–1400

Example Sentences

Mr Kara-Murza, one of the Kremlin’s most vocal critics, was held in solitary confinement in a high security jail after receiving a 25-year sentence in April 2023 on charges of high treason.

From BBC

The brothers have since been charged with high treason - but are unlikely to be jailed in Ukraine.

From BBC

The court in Yekaterinburg found her guilty of high treason and sentenced her to imprisonment in a general regime penal colony.

From BBC

Among the charges that led to their executions: “crimes of resistance” and “high treason.”

From Los Angeles Times

Royal well-being was so deadly serious that a 1352 English law made it high treason to plan the death of the king, the queen, or the heir to the throne.

From Los Angeles Times