A pleasing combination of elements, or arrangement of sounds.
A literary work which brings together or arranges systematically parallel passages of historians respecting the same events, and shows their agreement or consistency.
The relationship between two distinct musical pitches (musical pitches being frequencies of vibration which produce audible sound) played simultaneously.
The academic study of chords.
Agreement or accord.
Two or more notes played simultaneously to produce a chord.
Benefits resulting from combining different groups, people, objects or processes.
The cooperation of two or more nerves, muscles, organs, etc.
A synonym of binding energy.
The combined action of two or more drugs where the effects are stronger than their mere sum.