cross-reference verb 2noun 1forms 3 verb2 •To provide something with a cross-reference.This index, which is cross-referenced, will enable references on any subject to be found easily. — 1951 •To compare two or more sources of information. noun1 •A reference or direction in one place in a book or other source of information to information at another place in the same work.Hobson-Jobson (1903) contains 2467 dictionary entries, of which 31 are merely cross-references to other entries. — 2018 formscross-referenced · cross-referencing · cross-references