thumb index
1 ENTRIES FOUND:
thumb index
noun
plural
thumb indexes
thumb index
noun
plural
thumb indexes
Britannica Dictionary definition of THUMB INDEX
[count]
:
a series of small cuts in the edge of the pages in a large book that are labeled and that make it easier to open the book to a particular section
-
a dictionary that has a thumb index
— thumb–indexed
adjective-
a thumb-indexed dictionary
