D defs.my
Entry 1 sense Webster, 1913

Referential

/(-shal)/ · Ref·er·en·tial · IPA /ɹɛfəˈɹɛnʃəl/
01 a. Containing a reference; pointing to something out of itself; as, notes for referential use.
  1. 1.
    Containing a reference; pointing to something out of itself; as, notes for referential use.