Kinds of the overall structure of a musical composition.
| Strophic
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“Designation for a song in which all stanzas of the text are sung to the same music, in contrast to a song with new music for each stanza [through-composed]” (Apel 1972:811). Hymns are examples of songs with strophic structure. AAAAAA
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Nettl (1956:69) names many types of strophic forms: “with refrains, with antiphonal or polyphonic techniques, and with reverting, iterative, or progressive elements predominating.”
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| Iterative
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“The immediate repetition (possibly with some variation) of a section”. (Nettl 1956:68) AA.
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| Reverting
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“The repetition of material introduced earlier in the song”. (Nettl 1956:68) ABCA or AABA
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| Progressive
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Each section has completely different material. Differs from through-composed in that it has a fixed number of repetitions and the repetitions are generally shorter than through-compose. ABCD
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| Through-composed
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Melodic structure with no large-scale repetition. ABCDEFG
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| Rondo
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A specific section repeats many times separated by different sections. ABACAB'A
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| Theme and variations
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A basic theme is presented and then different variations of it are subsequently presented. A A1 A2 A3 A4 A5 and so forth.
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| Litany-type form
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Consists of only one short phrase that is reiterated throughout (Nettl 1956:69)
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| Sonata
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A form with three main parts (AABA):
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