SF's Extension of Semiotic Possibilities in Language

Delany—in his equally famous and oft-cited definition of science fiction—argues that science fiction is characterised by an extension of semiotic possibilities in language: that is, he argues that words can simply mean more in science fiction than they can in realist fiction. Delany sees this as a function of the heightened realism of SF, and the materialisation of metaphor involved therein: he uses the phrases “Then her world exploded” and “He turned on his left side” to demonstr...