rounded binary form

noun
variants: or rounded binary

Definition of rounded binary form

: a two-part musical form in which the first part modulates to the dominant or relative major and the second part returns to the tonic and recapitulates all or most of the opening section entirely in the tonic
  • When the opening section of the three-phrase form has a strong cadence on V, it is generally classified as rounded binary form.
  • —Charles RosenSonata Forms1988
  • Grieg's highly conventional rounded binary form (two halves, each repeated, with the second incorporating a modified recapitulation of the first) provides the foundation for Ellington's version.
  • —Mervyn Cooke, in The Cambridge Companion to Jazz2002
— compare binary form, tertiary form

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First Known Use of rounded binary form

1954

in the meaning defined above

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