referential

adj

1. (not-comparable)Of a word or phrase applied to a particular person, place, or thing and not to any other.
2. (not-comparable)Of or relating to a referent.

   “Thus, the referential location of “town” in an utterance “Went to town”, is simply to be conceived as that location which might also be referred to by “there”, “the place we visited last Thursday”, “your birthplace”, etc.”

3. (not-comparable)Of or relating to reference or allusion.

   “Above all, the referential approach has proved durable and especially flexible.”

   “In the first place, it must be pointed out that the bond with the past is inferential rather than referential.”

4. (not-comparable)Serving as a reference.