[har.mo.ny] n, pl -nies [ME armony, fr. MF armonie, fr. L harmonia, fr. Gk, joint, harmony, fr. harmos joint--more at arm] (14c) 1 archaic: tuneful sound: melody
2. a: the combination of simultaneous musical notes in a chord b: the structure of music with respect to the composition and progression of chords c: the science of the structure, relation, and progression of chords 3 a: pleasing or congruent arrangement of parts "a painting exhibiting ~ of color and line" b: correspondence, accord "lives in ~ with her neighbors" c: internal calm: tranquillity
4. a: an interweaving of different accounts into a single narrative b: a systematic arrangement of parallel literary passages (as of the Gospels) for the purpose of showing agreement or harmony