Structural Units

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Type of Unit Subjective Objective
Introductory

  • "setting the Stage"
  • "Preparation for"
  • Optional section
  • Establish Tonality
  • Often ends on Chord of Tension
  • May have thematic material
Expository or Thematic

  • "Here it is..."
  • Basic Material presented
  • Materials that form the subject of the composition
  • Tonally Stable
  • Regular Phrase Structure
  • Thematic/Motivic Material
Transitional
(transition or retransition)
  • "Traveling Music"
  • Connecting two or more important units
  • Tonally Unstable
  • Modulation, Sequence, Dom. Prolongation
  • Irregular Phrase Structure
  • Tonal Preparation
Developmental

  • "Working over"
  • "Composer's Showcase"
  • "Examining the Possibilities"
  • Durchfuhrung
  • Tonally Unstable
  • Irregular Phrase Structure
  • Thematic Fragmentation
  • Counterpoint
  • Modulation, Sequence
  • Juxtaposition of Fragments
Episodic

  • Music seems to "stand still"
  • Lack of Direction
  • Reflects Backward
  • Mood setting qualities
  • Repetitions or chord progressions
  • non-cadential
Closing (Coda)

  • Sense of "drawing to a close"
  • "Winding down"
  • Multiple cadencing (V-I)
  • Tonic Pedal
  • Subdominant Emphasis
  • Massive Cadential Preparation
  • Idiomatic Closing Gestures
  • Often absence of melody
  • tutti orchestra