科学社会主义又称科学共产主义,它的含义有广义和狭义之分。在马克思的著作中,从广义上说,科学社会主义指马克思主义的整体。即包括马克的主义哲学、马克思主义政治经济学、科学社会主义;从狭义上讲,指马克思主义的三个组成部分之一,即科学社会主义。本文从狭义方向理解。1855年恩格斯在《关于共产主义者同盟的历史》一文中,对科社的研 Scientific socialism, also known as scientific communism, has its meaning both broadly and narrowly. In Marx’s writings, in a broad sense, scientific socialism refers to the whole of Marxism. That includes Mark’s philosophy, Marxist political economy, scientific socialism; narrowly speaking, refers to one of the three components of Marxism, that is, scientific socialism. This article is understood in a narrow sense. Engels in 1855 “in the history of the Communist League” in a text on the research department