pentatonic
UK[ˌpɛntəˈtɒnɪk]US[ˌpɛntəˈtɑːnɪk]
adj
Relating to, based on, or containing only five notes within an octave.
Morpheme Breakdown
penta
tonic
penta
five
tonic
tones
Etymology
The term 'pentatonic' is a modern musical adjective formed by combining Greek-derived elements. The prefix 'penta-' directly signifies the number five, a concept with a clear Proto-Indo-European root pénkʷe. The second element, 'tonic', originates from the Greek 'tonos', which referred to a stretching, tension, or musical pitch, itself from the PIE root ten- meaning "to stretch". The logical construction is perfectly transparent: 'five' + 'pertaining to tones' describes a musical scale system built from five distinct pitches per octave. This scientific compounding reflects a 19th-century Western tradition of using classical roots to create precise technical terminology for music theory.
Analysis
Structure: penta (five) + tonic (tones)
- penta: From Greek 'pente' (πέντε), meaning "five". A numerical prefix.
- tonic: From Greek 'tonikos' (τονικός), relating to tone or tension, from 'tonos' (τόνος) meaning "tone, sound, pitch". In this compound, it denotes musical tones.
Examples
Many traditional folk melodies from around the world are based on a pentatonic scale.
The blues guitarist made extensive use of the minor pentatonic scale for his solos.
This piece has a distinctly Asian flavor due to its use of a simple pentatonic melody.