concordance

Definition

noun
  1. a state in which two or more things are in the correct or expected relationship to each other. For example, the atrioventricular concordance is the relationship between the atria and the ventricles in the heart.
  2. the fact of two related people sharing the same genetic characteristic
    Example the concordance of schizophrenia in identical twins
  3. an agreement between a professional and a patient on a course of treatment, especially related to use of medicines
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