wikitext /ˈwɪ.kiˌtɛkst/ noun2 •A lightweight markup language used to format and structure pages in wikis.It is also possible to extend the wikitext with explicit semantic information encoded with the use of RDF[…] — 2011 •Content that has been marked up with such a language.This latter format, called wikitext, is written by means of a simplified markup language and its style and syntax vary, depending on the different implementations. — 2010