Har*mo"ni*ous (?), a. [Cf. F. harmonieux. See Harmony.]
Adapted to each other; having parts proportioned to each other; symmetrical.
God hath made the intellectual world harmonious and beautiful without us.
Acting together to a common end; agreeing in action or feeling; living in peace and friendship; as, an harmonious family.
Vocally or musically concordant; agreeably consonant; symphonious.
-- Har*mo"ni*ous*ly, adv. -- Har*mo"ni*ous*ness, n.
© Webster 1913.