natural (music)

natural (music)

The term "natural" in music denotes a pitch, accidental, or tonal state associated with removal of chromatic alteration, restoration to an unaltered pitch, or alignment with a given tuning system. The word appears in notation, theoretical discourse, and performance practice across Western and non-Western traditions, intersecting with issues in Gregorian chant, Baroque music, Classical period (music), Romantic music, and 20th-century classical music.

Definition and Conceptual Overview

In Western notation the natural sign cancels a flat or sharp and indicates a diatonic, unaltered pitch as used in Renaissance music, Baroque music, and Common practice period. The natural also functions in contrasting systems such as meantone temperament, Pythagorean tuning, and just intonation where "natural" implies a pitch approximating a pure harmonic series partial used by composers like Claudio Monteverdi, Jean-Philippe Rameau, and Wolfgang Amadeus Mozart. The concept further appears in organology and performance via instruments like the natural horn, natural trumpet, and piano before standardization by equal temperament advocates including Werckmeister and Andreas Werckmeister.

Historical Development and Cultural Contexts

Medieval practitioners of Gregorian chant and theorists such as Guido of Arezzo used diastematic systems where "natural" pitch choices informed modal practice in works like the Missa prolationum. During the Renaissance, counterpoint codified in treatises by Gioseffo Zarlino relied on diatonic "natural" intervals drawn from just intonation and Pythagorean tuning debates that later engaged thinkers such as Johann Sebastian Bach and Johann Philipp Kirnberger. The Baroque period saw the natural horn and natural trumpet central to ensembles directed by Georg Friedrich Handel and Antonio Vivaldi, while the Classical period (music) negotiation of keyboard temperament involved figures like Christoph Graupner and Franz Joseph Haydn. Industrialization and concertization in the 19th century influenced by Ludwig van Beethoven and Franz Liszt accelerated moves toward equal temperament adopted broadly in the 20th-century classical music era by proponents including Arnold Schoenberg and Igor Stravinsky. Parallel traditions—such as Indian Hindustani classical music and Carnatic music—use concepts of natural pitch centering in raga practice, while Indonesian gamelan tuning exemplifies alternative "natural" pitch frameworks.

Acoustic and Musical Characteristics

Acoustically, "natural" relates to alignment with the harmonic series, producing consonances like the perfect fifth and major third when approximated by just intonation as in works associated with Pythagoras-derived theories and later scholarship by Adriaan Fokker and Harry Partch. The natural accidental in notation alters pitch class membership within the diatonic scale and affects voice-leading principles central to treatises by Rameau and Fux. Instruments such as the natural horn produce only the natural harmonics of their fundamental without valves—a practice exploited by composers like Haydn and Dmitri Shostakovich for timbral and pitch-specific effects. Acoustic research by institutions like Bell Labs and scholars around Helmholtz has quantified beating, inharmonicity, and tuning tolerances that distinguish natural intonation from tempered systems championed by Johann Sebastian Bach in the context of the Well-Tempered Clavier debate.

Use in Composition and Performance Practices

Composers have specified "natural" pitch choices to achieve purity of intervals, as in early music editions of Monteverdi and modern historically informed performances by ensembles such as The English Concert and Academy of Ancient Music. Brass and woodwind parts for natural instruments appear in editions of works by Handel, Vivaldi, and Beethoven, and performing editions by editors like Nicholas Temperley and Christopher Hogwood instruct on natural horn technique. Contemporary composers—Benjamin Britten, John Cage, George Crumb—have exploited natural tunings or unaltered tones for coloristic effects, while microtonal composers including Harry Partch, La Monte Young, and Ishmael Wadada Leo Smith juxtapose just-intonation "natural" intervals with novel scales. Conductors such as Nikolaus Harnoncourt and Ton Koopman have led movements to restore "natural" pitch standards in early music, and pedagogues at institutions like Juilliard School and Royal Academy of Music teach distinctions between natural and tempered applications.

Reception, Criticism, and Scholarly Debate

Debate over "natural" intonation versus tempered systems engaged theorists including Rameau, Marpurg, and Kirnberger, and later musicologists such as Carl Dahlhaus and Donald Jay Grout. Advocates for historical authenticity, like Shinichi Suzuki-informed performers and Harnoncourt, argue for natural pitch restoration, while pragmatic proponents of equal temperament—influential in modern orchestra practice—cite repertoire flexibility championed by Bach and Mozart. Ethnomusicologists including Alan P. Merriam and Bruno Nettl examine cross-cultural notions of "natural" tuning in Hindustani classical music and gamelan, prompting interdisciplinary work in acoustics, cognitive studies by researchers at MIT and Stanford University, and controversies over editorial choices in critical editions published by houses like Bärenreiter and Henle Verlag.

Category:Musical notation Category:Tuning and temperament