noun.
In music, concord or consonance in the technical sense of these words: opposed to dissonance or discord.
noun.
The state of being concordant; agreement; harmony.
noun.
The knowledge concerning the sympathies and concordances between the mind and body.
noun.
In grammar, concord.
noun.
A classified collection of the different passages of a work, as of the Bible or the plays of Shakspere, with references to the places of their occurrence.