Megatext
Megatext is a term used by scholars of speculative fiction that describes the elaborate fictional background, tropes, images, and conventions that science fiction or fantasy narratives share. == History == This collective body of knowledge, utilized by writers and recognized by readers, was first described by Christine Brooke-Rose in her 1981 work, A Rhetoric of the Unreal: Studies in Narrative and Structure, Especially of the Fantastic.