Polytonality

Rarity: Common

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At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

3

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What Wikipedia says

Polytonality (also polyharmony) is the musical use of more than one key simultaneously. Bitonality is the use of only two different keys at the same time. Polyvalence or polyvalency is the use of more than one harmonic function, from the same key, at the same time.

Excerpt from the Wikipedia article “Polytonality”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Jonathan Srda, CC0, via Wikimedia Commons.