In music theory, a tetrachord (Greek: τετράχορδoν; Latin: tetrachordum) is a series of four notes separated by three intervals. In traditional music theory...

In music theory, the descending tetrachord is a series of four notes from a scale, or tetrachord, arranged in order from highest to lowest, or descending...

describe certain classes of intonations of the two movable notes within a tetrachord. The tetrachordal system was inherited by the Latin medieval theory of...

note. There are six basic tetrachords, named sometimes according to their tonic note and sometimes according to the tetrachord's most distinctive note: Çârgâh...

An all-interval tetrachord is a tetrachord, a collection of four pitch classes, containing all six interval classes. There are only two possible all-interval...

Buselik, there is the Buselik tetrachord and the Buselik pentachord. The intervals of the Buselik pentachord and Buselik tetrachord within 53 Tone Equal Temperament...

years from simple scales of tetrachords, or divisions of the perfect fourth, into several complex systems encompassing tetrachords and octaves, as well as...

Çârgâh, there is the Çârgâh tetrachord and the Çârgâh pentachord. The intervals of the Buselik pentachord and Buselik tetrachord within 53 Tone Equal Temperament...

there is the Uşşak tetrachord and the Hüseynî pentachord. While in Arabic maqam music, maqam Bayati is taken as a basic tetrachord, in Turkish makam music...

Turkish makam. For Hicaz, there is the Hicaz tetrachord and Hicaz pentachord. The intervals of the Hicaz tetrachord and Rast pentachord within 53 Tone Equal...

Harmonicist school of Eratocles in terms of the enharmonic genus of the tetrachord: a series of rising intervals of two quarter tones followed by a ditone...

Rast, there is the Rast tetrachord and Rast pentachord. It is used as a Çeşni in many makams. The intervals of the Rast tetrachord and Rast pentachord within...

referring in Ancient Greek music theory to a particular tuning of the tetrachord, and to a rhythmic notational convention in mensural music of the 14th...

and a half step. With this tuning, a diatonic scale is broken into two tetrachords, or groups of four notes. For example, on an instrument with D as the...

constructed by attaching cins together. Cins are defined as either trichords, tetrachords or pentachords, which modal entities (although not melodic direction)...

or "kind". In most cases, a jins is made up of four consecutive notes (tetrachord), although ajnas of three consecutive notes (trichord) or five consecutive...

harmonized. The diatonic version is the upper tetrachord from the natural minor scale, known as the Phrygian tetrachord, while the chromatic version, the chromatic...

maqam Modes of limited transposition Symmetric scale Synthetic modes Tetrachord A free Android app with scales & building chords for the scales A Study...

Kürdî, there is the Kürdî tetrachord and the Kürdî pentachord. The intervals of the Kürdî pentachord and Kürdî tetrachord within 53 Tone Equal Temperament...

is called Ptolemy's intense diatonic tetrachord (or "tense"), as opposed to Ptolemy's soft diatonic tetrachord (or "relaxed"), which is formed by 21:20...

lower and uper Çeşnis - last note of the first tetrachord or pentachord and first note of the second tetrachord or pentachord. Durak Tiz durak Yeden Donanım...

The Andalusian cadence (diatonic phrygian tetrachord) is a term adopted from flamenco music for a chord progression comprising four chords descending stepwise...

In music theory, a chromatic fourth, or passus duriusculus, is a melody or melodic fragment spanning a perfect fourth with all or almost all chromatic...

one or more black keys. A diatonic scale can be also described as two tetrachords separated by a whole tone. In musical set theory, Allen Forte classifies...

Şifre, in Turkish makam theory, is the code of the çeşni (tetrachords and pentachords) that represents the intervals in the 53 TET scale by certain symbols...

species of ancient Greece which, in its diatonic genus, is built from a tetrachord consisting (in rising direction) of a semitone followed by two whole tones...

as Karar), in Turkish makam theory, is the initial note of the first tetrachord or pentachord in the diatonic scale, and the tonic note which always concludes...

Webern's String Quartet, Op. 28, tone row, composed of three tetrachords: P I RI, with P = the BACH motif, I = it inverted, and RI = it inverted and backwards...

Monteverdi's madrigal Lamento della Ninfa is a passacaglia on a descending tetrachord. The first two movements of the fourth sonata from Johann Heinrich Schmelzer's...

Depending on the positioning (spacing) of the interposed tones in the tetrachords, three genera of the seven octave species can be recognized. The diatonic...