Consonance /(?)/

Con·so·nance

Consonance

n.
  1. Accord or agreement of sounds produced simultaneously, as a note with its third, fifth, and eighth. (Mus.)
  2. Agreement or congruity; harmony; accord; consistency; suitableness.
    The perfect consonancy of our persecuted church to the doctrines of Scripture and antiquity.
    The optic nerve responds to the waves with which it is in consonance.
  3. Friendship; concord. [Obs.]
    By the consonancy of our youth.