Music History IV: Rhythm, Harmony, Recording, and States & Markets

Comprehensive vocabulary flashcards covering modernist rhythm, Afro-diasporic grooves, modern harmonic systems, recording technologies, and state/market political dynamics across Music History IV.

Additive Rhythm

A rhythmic technique where short duration fragments are joined together, used by Igor Stravinsky in Le Sacre du Printemps (1913) and further developed by Olivier Messiaen by adding short durations to standard rhythmic patterns.

Polyrhythm

A horizontal rhythmic technique involving a succession of different time signatures.

Polymetre

A vertical rhythmic technique involving the superimposition of different time signatures on top of one another.

Clave

A set of rhythmic cells common to sub-Saharan African music and music of the Americas that forms the structural basis of many South American dance forms.

Tresillo

A fundamental Afro-diasporic rhythmic pattern organized in a 3+3+2 subdivision, widespread across South American dance forms and 20th-century rock music.

Signifying

A concept described by Henry Louis Gates as a long-standing practice in Black American culture involving repetition and surprising variation that alters or ironizes meaning, heavily influencing jazz improvisation.

Participatory Discrepancy

Ethnomusicologist Charles Keil's term for the subtle timing micro-variations and friction between musicians that creates a groove in Afro-diasporic music.

Quantization

The process in digital sequencers and drum machines that aligns recorded beats to a strict metric grid, removing subtle human timing variations.

Crooked Beats

A non-quantized rhythmic feel with a wide beat shape, popularized in R&B and hip-hop by artists such as D'Angelo and drummer Questlove in the late 1990s and early 2000s.

Pantonality

Arnold Schoenberg's preferred term for his early non-tonal works such as Das Buch der hängenden Gärten (1908-9), meaning 'all keys at once,' as opposed to the critic-coined term 'atonality.'

Emancipation of the Dissonance

Arnold Schoenberg's 1941 concept proposing that dissonances are treated with the same structural comprehensibility as consonances, renouncing a central key.

Modes of Limited Transposition

Olivier Messiaen's system of symmetrical pitch scales that can only be transposed a limited number of times before repeating their constituent notes, creating a non-goal-directed, triadic harmonic language.

Polytonality

The simultaneous use of two or more distinct key centers, experimented with by American composer Charles Ives.

12-Bar Blues Pattern

A standard harmonic framework structured as $\text{I}-\text{I}-\text{I}-\text{I} / \text{IV}-\text{IV}-\text{I}-\text{I} / \text{V}-\text{IV}-\text{I}-\text{I}$, characterized by harmonic stasis, circularity, and emphasis on the subdominant chord.

Accumulative Form

Mark Spicer's term for a structural method in modern popular and electronic music where harmonic stasis is maintained while interest and tension are built by continuously layering or removing instrumental elements.

Urlinie

The structural background line or melodic reduction used in Heinrich Schenker's analytical system to map out common practice Austro-German tonal masterworks.

Rhythmic Teleology

Robert Fink's musicological concept arguing that non-European and popular musics generate sophisticated tension-and-release patterns through rhythmic processes rather than traditional European harmonic progression.

Phonography

The practice of using sound recording technologies as an artistic medium to create studio-bound compositions that cannot be replicated in live performance.

Multitrack Recording

A technological innovation developed around 1955 that allows separate audio tracks to be recorded, edited, mixed, and manipulated independently on a single medium.

Echo

An audio effect consisting of one or more discrete, delayed repetitions of an original sound source.

Reverb

The persistent acoustic continuation of a sound source created by dense environmental reflections, mimicking space or artificially created in studio production.

Slapback Echo

A signature tape-delay effect developed by Sam Phillips at Sun Records, prominently featured on 1950s rock 'n' roll recordings such as Elvis Presley's 'Heartbreak Hotel.'

Wall of Sound

Phil Spector's high-density production technique involving multiple musicians doubling or tripling instrumental parts in small enclosed studio spaces.

Bedroom Producer

A term emerging in the late 1980s for independent musicians using affordable home recording technology, computers, and digital audio workstations to produce complete tracks outside commercial studios.

Blues Mafia

Marybeth Hamilton's term for the mid-20th-century white, educated, middle-class folk scholars and collectors whose racialized assumptions shaped the historical canon of Delta blues.

Socialist Realism

The official aesthetic policy imposed under Joseph Stalin in the USSR after 1924, suppressing avant-garde formalist music in favor of accessible, patriotic art for the working masses.

Reichsmusikkammer (RMK)

The state music institution established by Nazi Germany, initially led by Richard Strauss and Wilhelm Furtwängler, designed to purify German musical life along nationalist and racial lines.

Entartete Musik

Meaning 'Degenerate Music,' a 1938 Düsseldorf exhibition organized by the Nazi state to denounce and ban modernism, jazz, and works by Jewish, leftist, or foreign composers.

Parents Music Resource Center (PMRC)

An American activist group established in the 1980s that successfully pressured the record industry into adopting the 'Parental Advisory: Explicit Content' warning label.

Criminal Justice and Public Order Act 1994 (CJA)

UK legislation designed to restrict illegal outdoor rave events by targeting public music characterized by 'a succession of repetitive beats.'

Congress for Cultural Freedom (CCF)

A Cold War organization covertly funded by the CIA between 1950 and 1967 that sponsored Western avant-garde music and arts festivals across Europe as democratic anti-communist propaganda.

IRCAM

Institut de Recherche et de Coordination Acoustique/Musique, a state-funded computer music institute founded in Paris in 1977 by Pierre Boulez.

Instrumentalisation

A 1990s cultural policy framework requiring public funding for the arts to be justified by demonstrable economic benefits, community cohesion, or social utility.

Spiritual Minimalism

A late 20th-century movement in art music associated with Henryk Górecki, Arvo Pärt, and John Tavener that combined minimalist textures with sacred themes, achieving commercial marketplace success.

Bang on a Can (BOAC)

A contemporary music organization founded by Michael Gordon, David Lang, and Julia Wolfe that pioneered entrepreneurial, market-driven models for supporting 20th and 21st-century art music.