referentialPronunciation: /ˌrɛfəˈrɛnʃ(ə)l/Definition of referential adjective 1containing or of the nature of references or allusions. 2 Linguistics relating to a referent, in particular having the external world rather than a text or language as a referent. Derivatives referentiality noun referentially adverb referential in other Oxford dictionaries Definition of referential in the US English dictionary