Resembling the totalitarian political methods decried in the works of writer George Orwell, particularly in the dystopian novel Nineteen Eighty-Four; characterized by use of misleading terminology, propaganda, censorship, totalitarianism, surveillance and repression.

plural of Orwellianism

Orwellian systems or methods generally; totalitarian propaganda, surveillance, repression, etc.

In an Orwellian manner.