noun
utopian socialism
A political and economic theory advocating ideal communities, often contrasted with scientific socialism.
See also: 科学的社会主義
空想的社会主義は、マルクスの科学的社会主義と対比される。
Utopian socialism is contrasted with Marx's scientific socialism.
Scientific socialism is the Marxist alternative to utopian socialism, emphasizing historical materialism and class struggle.
Compound of 空想的 (utopian) + 社会主義 (socialism). The term is a direct translation of the English 'utopian socialism'.