To meet in the same point; to agree. Reason and sense concur.

To agree; to join or unite, as in one action or opinion; to meet, mind with mind; as, the two houses of parliament concur in the measure. It has with before the person with whom one agrees. Mr. Burke concurred with Lord Chatham in opinion . It has to before the effect. Extremes in man concur to general use.

To unite or be conjoined, with the consequential sense of aiding, or contributing power or influence to a common object. Various causes may concur in the changes of temperature.