[CROSS- 9.] A reference made from one part of a book, register, dictionary, etc., to another part where the same word or subject is treated of.
1834. H. H. Baker, Report Catal. Brit. Museum. It will hence be requisite that a cross-reference from the commentators name be made to that of the original author.
1839. Brit. Museum Catal., Rule 54. Whenever requisite, cross-references to be introduced.
1892. Bookseller, 17/1. The notes [on the Act] are handy, the cross references plentiful and useful.