pentatonic scale

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pentatonic scale

A musician plays a simple melody on a piano using the pentatonic scale.

Definition

Noun: A musical scale consisting of five distinct pitches within an octave. It is characterized by the omission of specific notes found in a standard seven-note (diatonic) scale, most commonly the fourth and seventh scale degrees. This creates a scale with intervals that sound harmonious and is foundational in many musical traditions worldwide.

Usage

The term is used in music theory and practice to describe a specific, common five-note scale structure. It is often modified by an adjective to specify its type or cultural origin (e.g., major pentatonic scale, minor pentatonic scale, Chinese pentatonic scale).

Examples
  • The melody was based on a simple pentatonic scale, giving it a folk-like quality.
  • Many traditional Asian and Celtic tunes are built using a pentatonic scale.
  • Blues and rock guitarists frequently use the minor pentatonic scale for solos.
  • To create a more open sound, the composer omitted the fourth and seventh notes, effectively writing in a pentatonic scale.
Advanced Usage
  • Anhemitonic Pentatonic Scale: A specific type of pentatonic scale that contains no semitones (half-steps). The major pentatonic scale (e.g., C-D-E-G-A) is a common example.
  • The pentatonic scale is often described as "gapped" because it lacks the two notes that would complete the full diatonic set, creating its distinctive sound.
Variants and Related Words
  • Major Pentatonic Scale: A pentatonic scale derived from the major scale, typically using scale degrees 1, 2, 3, 5, and 6.
  • Minor Pentatonic Scale: A pentatonic scale derived from the natural minor scale, typically using scale degrees 1, ♭3, 4, 5, ♭7.
  • Pentatonic (adjective): Relating to or based on a pentatonic scale (e.g., ).
Synonyms
  • Five-note scale: A direct descriptive synonym.
  • Gapped scale: A broader term for any scale with intervals larger than a second; the pentatonic scale is a specific type of gapped scale.
Related Idioms and Phrases
  • "Stick to the pentatonic": Informal advice for improvisers, especially beginners, to use the pentatonic scale as it tends to sound consonant and avoid clashing with the underlying harmony.
pentatonic scale

A musician plays a simple melody on a piano using the pentatonic scale.

Noun
  1. a gapped scale with five notes; usually the fourth and seventh notes of the diatonic scale are omitted

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