Bourgeois pseudoscience (Russian: буржуазная лженаука) was a term of condemnation in the Soviet Union for certain scientific disciplines that were deemed unacceptable from an ideological point of view[1][2] due to their incompatibility with Marxism–Leninism.
The term was not used by Stalin himself,[citation needed] who rejected the notion that all sciences must have a class nature.
Or Darwinism?”[4] The term or its synonyms was used in the 1951 and 1954 editions of the Short Philosophical Dictionary: "Cybernetic is a reactionary pseudoscience originated in the United States... A form of modern mechanicism.
[6] Today, most scholars agree in characterizing eugenics as rooted in pseudoscience,[7][8] albeit without the "bourgeois" qualifier.
Psychology was declared a "bourgeois pseudoscience" in People's Republic of China during the Cultural Revolution (1966–1976).