" Opponents of abortion use the word baby to refer to the cluster of cells, the embryo, and the fetus alike. The very choice of the word baby imposes the idea of an independently existing human being. Whereas cluster of cells, embryo, and fetus keep discussion in the medical domain, baby moves the discussion to the moral domain. The issue of the morality of abortion is settled once the words are chosen. The purposeful removal of a cell group from the mother that does not constitute an independently existing, viable, or even a recognizable human being cannot be “murder.” The word “murder” is not defined as such a medical procedure. The purposeful killing of a “baby”—an independently existing human being—can be “murder.” Is "

― George Lakoff , Moral Politics: How Liberals and Conservatives Think