Containing or of the nature of references or allusions
Not referential, without reference to anything. Also (Linguistics): not indicating a referent or having a referent as object.
(Especially of a literary or other creative work) making reference to itself, its author or creator, or their other work
(In relational databases) consistency between tables that contain coupled data, so that cross-references between data remain valid and intact when information held in these databases is updated.
(Of two elements or units) having the same reference