Definition of concordances:
(n) :
Agreement; accordance; consonance.
(n) :
(chiefly biblical) 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.
(n) :
(computational linguistics) A list of occurrences of a word or phrase from a corpus, with the immediate context.
(v) :
(transitive) To create a concordance from (a corpus).
(n) :
(genetics) The probability that a pair of individuals will both have a certain characteristic (phenotypic trait) given that one of the pair has the characteristic.
(n) :
(grammar, obsolete) Agreement of words with one another; concord.