Definition of "referential" [ref•er•en•tial]

• Of a word or phrase applied to a particular person, place, or thing and not to any other. (adjective)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "The melodramatic and bloodless death of FFVII's flower girl has been lambasted for a decade in forums, webcomics, and in every arena where being cynically self-referential is cool."
• "The less obvious errors of grammatical and syntactical misuse remain, as do errors in referential pronouns, among others."
• "Much of science is referential, that is how a body of knowledge is built that leads to theories in science."