cross-in·​dex ˈkrȯs-ˈin-ˌdeks How to pronounce cross-index (audio)
cross-indexed; cross-indexing; cross-indexes

transitive verb

: to index (an item) under a second or under more than one heading
: to supply with a cross-referenced index
cross-index a book
cross-index noun

Word History

First Known Use

1892, in the meaning defined at sense 1

Time Traveler
The first known use of cross-index was in 1892

Dictionary Entries Near cross-index

Cite this Entry

“Cross-index.” Dictionary, Merriam-Webster, Accessed 25 Sep. 2023.

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