cross-reference

From cross- +‎ reference.

cross-reference (plural cross-references)

1. A reference or direction in one place in a book or other source of information to information at another place in the same work.
   • 2018, James Lambert, “Setting the Record Straight: An In-depth Examination of Hobson-Jobson”, in International Journal of Lexicography, volume 31, number 4, →DOI, page 490:

     Hobson-Jobson (1903) contains 2467 dictionary entries, of which 31 are merely cross-references to other entries.

cross-reference (third-person singular simple present cross-references, present participle cross-referencing, simple past and past participle cross-referenced)

1. (transitive) To provide something with a cross-reference.
2. To compare two or more sources of information.