What is the meaning of Proscription?

A prohibition.

Decree of condemnation toward one or more persons, especially in the Roman antiquity.

The act of proscribing, or its result.

A decree or law that prohibits.

Condemnation made against political opponents, especially the Roman antiquity and during the French Revolution

banishment of a person or group

Proscription (2)

Source: wiktionary.org