The action of forbidding something; banning. The proscription of certain books in the library was met with public outcry.
A decree that prohibits something. The government issued a proscription against the use of fireworks in the city.
The act of condemning or denouncing someone or something publicly. Her speech amounted to a proscription of the corrupt practices that had plagued the organization.
An act or period of outlawry, especially the official publication of names of persons condemned to death or banishment in ancient Rome. Thousands were executed during Sulla's proscription in the late Roman Republic.