atonality

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a·to·nal·i·ty

 (ā′tō-năl′ĭ-tē)
n. pl. a·to·nal·i·ties Music
1. The absence of a tonal center and of harmonies derived from a diatonic scale corresponding to such a center; lack of tonality.
2. A style of composition that lacks such a tonal center and its derived harmonies.

atonality

(ˌeɪtəʊˈnælɪtɪ; ˌæ-)
n
1. (Music, other) absence of or disregard for an established musical key in a composition
2. (Music, other) the principles of composition embodying this and providing a radical alternative to the diatonic system

a•to•nal•i•ty

(ˌeɪ toʊˈnæl ɪ ti)

n.
music composed without reference to traditional tonality and employing the chromatic pitches on a free and equal basis.
[1920–25]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.atonality - the absence of a keyatonality - the absence of a key; alternative to the diatonic system
musical notation - (music) notation used by musicians
tonality, key - any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music
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