What is the meaning of Concordance?

Agreement; accordance; consonance.

Agreement of words with one another; concord.

An alphabetical verbal index showing the places in the text of a book where each principal word may be found, with its immediate context in each place.

A list of occurrences of a word or phrase from a corpus, with the immediate context.

To create a concordance from (a corpus).

accord, agreement, accordance, concurrence, consonance, concord

Source: wiktionary.org