a note or group of notes referring the reader to material elsewhere.
/ˈkrɔsˈɪn dɛks, ˈkrɒs-/
verb (used with object)
to provide with cross references or with a cross-referenced index.
verb (used without object)
to refer by a note or indication of location to related material, as in an index, book, or article; contain cross references:
Footnotes cross-index to the appendix and bibliography.
a note or notes referring the reader to other material
) (of a note in a book) to refer to related material
to provide or be provided with cross-indexes
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Both searches cross index each other's registered names, so either may be used to search all of types of businesses listed above.
Blood donor registration cards and related cross index cards indicating blood group and type.