harmony

US /ˈhɑːr.mə.ni/
UK /ˈhɑːr.mə.ni/
"harmony" picture
1.

the combination of simultaneously sounded musical notes to produce chords and chord progressions having a pleasing effect

:
•
The choir sang in perfect harmony.
•
The composer paid great attention to the harmony of the piece.
:
concordconsonanceaccord
2.

agreement or concord

:
•
The two countries lived in perfect harmony for centuries.
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We need to find a way to live in harmony with nature.
:
agreementaccordconcordunitypeace
:
harmoniousharmoniously