transitive verb Date: 1892 to index (an item) under a second or under more than one heading, to supply (as a book) with a cross-referenced index, ~ noun
CROSS-INDEX
Meaning of CROSS-INDEX in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012