the act of classifying and providing an index in order to make items easier to retrieve
"The librarian spent hours indexing the new collection of rare manuscripts to ensure researchers could quickly find specific texts."
A system used to assign indexes.
"The library implemented a new indexing system to automatically assign unique numbers to every book in the collection."
In plain English: Indexing is when you organize information so it can be found quickly and easily later on.
"The new software improved our search results by adding automatic indexing to all documents in the system."
present participle of index
"The librarian is indexing all the new books to make them easier to find on the shelves."
In plain English: Indexing means organizing information so it can be found quickly, like putting books on library shelves by topic.
"The librarian is indexing all the new books to help people find them easily."