Origin: 1350–1400; ME
armonye < MF < L
harmonia < Gk
harmonía joint, framework, agreement, harmony, akin to
hárma chariot,
harmós joint,
ararískein to join together

Synonyms:1. concord, unity, peace, amity, friendship.
2. consonance, conformity, correspondence, consistency.
See symmetry. 3. Harmony, melody in music suggest a combination of sounds from voices or musical instruments.
Harmony is the blending of simultaneous sounds of different pitch or quality, making chords:
harmony in part singing; harmony between violins and horns. Melody is the rhythmical combination of successive sounds of various pitch, making up the tune or air:
a tuneful melody to accompany cheerful words.