tonality

noun, plural to·nal·i·ties.

1. Music.
   1. the sum of relations, melodic and harmonic, existing between the tones of a scale or musical system.
   2. a particular scale or system of tones; a key.
2. (in painting, graphics, etc.) the system of tones or tints, or the color scheme, of a picture.
3. the quality of tones.

noun plural -ties

1. music
   1. the actual or implied presence of a musical key in a composition
   2. the system of major and minor keys prevalent in Western music since the decline of modesCompare atonality
2. the overall scheme of colours and tones in a painting