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Encyclopedia > Cadence (music)

In Western musical theory a cadence (Latin cadentia, "a falling") is a particular series of intervals or chords that ends a phrase, section, or piece of music. Cadences give phrases a distinctive ending, that can, for example, indicate to the listener whether the piece is to be continued or concluded. An analogy can be made with punctuation, with some weaker cadences acting as commas, indicating a pause or momentary rest, while a stronger cadence will then act as the period, indicating the end of the phrase or musical sentence. Cadences are called "weak" or "strong" the more or less final the sensation they create. It should be noted that while cadences are usually classified by specific chord or melodic progressions, the use of such a progression does not necessarily constitute a cadence — there must be a sense of closure, as at the end of a phrase. Harmonic rhythm plays an important part in determining where a cadence occurs. Music theory is a set of systems for analyzing, classifying, and composing music and the elements of music. ... Typical fingering for a second inversion C major chord on a guitar. ... In music a phrase is a section of music that is relatively self contained and coherent over a medium time scale. ... For other uses, see Music (disambiguation). ... The term punctuation has two different linguistic meanings: in general, the act and the effect of punctuating, i. ... Harmonic rhythm is the rate of harmonic change. ...


Edward Lowinsky considered the cadence the "cradle of tonality." (Judd, 1998) Tonality is a system of writing music according to certain hierarchical pitch relationships around a key center or tonic. ...

Contents

Classification of cadences in common practice tonality

In music of the common practice period, cadences are divided into four types according to their harmonic progression: authentic, plagal, half, and deceptive. Typically, phrases end on authentic or half cadences, and the terms plagal and deceptive refer to motion that avoids or follows a phrase-ending cadence. Each cadence can be described using the Roman numeral system of naming triads (see chord): In music the common practice period is a long period in western musical history spanning from before the classical era proper to today, dated, on the outside, as 1600-1900. ... Typical fingering for a second inversion C major chord on a guitar. ...

  • Authentic (or closed, or standard) cadence: V to I. The phrase perfect cadence is sometimes used as a synonym for authentic cadence, but can also have a more precise meaning depending on the chord voicing:
    • Perfect authentic cadence: (PAC) The chords are in root position; that is, the roots of both chords are in the bass, and the root of the final chord is in the highest voice; this is generally the strongest type of cadence
    • Imperfect authentic cadence: is best divided into 3 separate categories:
      • 1. Root position IAC: similar to a PAC, but the highest voice is not the tonic ("do" or the root of the tonic chord).
      • 2. Inverted IAC: similar to a PAC, but one or both chords must be inverted.
      • 3. Leading tone IAC: the V chord is replaced with the viio chord (but the cadence still ends on I).
  • Half (or open, or imperfect) cadence: any cadence ending on V, whether preceded by ii, IV, or I, or any other chord. Because it sounds incomplete or "suspended", half cadence is considered a weak cadence - the weakest cadence, in fact.
    • Phrygian half cadence: a half cadence from iv⁶ to V in minor, so named because the motion in the outer voices resembles the structure of the Phrygian mode.
  • Plagal cadence: IV to I, also known as the "Amen Cadence" because of its frequent appearance in hymns.
  • Deceptive (or interrupted) cadence: V to any chord except I (typically vi or VI). This is considered a weak cadence because of the "hanging" (suspended) feel it invokes.

Cadences can also be classified by their rhythmic position. A masculine cadence occurs on a strong position, typically the downbeat of a measure. A feminine cadence occurs in a metrically weak position, for instance, after a long appoggiatura (see also feminine ending). Masculine cadences are considered stronger and are generally of greater structural significance. (To avoid offending those sensitive to sex stereotypes, the Society for Music Theory endorses the terms "metrically accented" and "metrically unaccented cadence" in their Guidelines for Nonsexist Language.) [1] In music, the dominant is the fifth degree of the scale. ... The root (basse fondamentale) of a chord is the note upon which that chord is perceived or labelled as built or centered, the root of a chord in root position or normal form. ... In music, voicing is an inversion of a chord. ... The root (basse fondamentale) of a chord is the note upon which that chord is perceived or labelled as built or centered, the root of a chord in root position or normal form. ... It has been suggested that this article be split into multiple articles accessible from a disambiguation page. ... This article is about modes as used in music. ... See also hymn - a program to decrypt iTunes music files. ... In musical terminology, a bar or measure is a segment of time defined as a given number of beats of a given duration. ... In music, ornaments are musical flourishes that are not necessary to the overall melodic (or harmonic) line, but serve to decorate or ornament that line. ... The term feminine ending has several meanings, depending on context. ...


Likewise, cadences can be classified as either transient (a pause, like a comma in a sentence, which implies that the piece will go on after a brief lift in the voice) and terminal (more conclusive, like the period or other terminal punctuation, which implies that, at least for the time being, we are done). Most transient cadences are half cadences (which stop momentarily on a dominant chord), though IAC or deceptive cadences are also usually transient, as well as Phrygian cadences. Terminal cadences are usually PAC or sometimes plagal ("Amen") cadences.


Cadences in medieval polyphony

Medieval cadences are based upon dyads rather than chords. The first theoretical mention of cadences comes from Guido of Arezzo's description of the occursus in his Micrologus, which is the term he gives to the end of a phrase of two-part polyphony where the two lines converge to a unison. This article does not cite any references or sources. ... In music, a dyad is any two notes or pitches, more commonly known as an interval. ... Statue of Guido in Arezzo Guido of Arezzo or Guido Aretinus or Guido da Arezzo or Guido Monaco or Guido DArezzo (991/992 – after 1033) was a music theorist of the Medieval era. ... The Micrologus is a treatise on Medieval music written by Guido of Arezzo, dating to 1050 A.D.. This treatise outlines singing and teaching practice for Gregorian chant, and has considerable discussion of the composition of polyphonic music. ...


A clausula is a dyadic or intervallic, rather than chordal or harmonic, cadence. It requires at least two voices in contrary motion. According to Carl Dahlhaus (1990), "as late at the 13th century the half step was experienced as a problematic interval not easily understood, as the irrational remainder between the perfect fourth and the ditone [ (4/3) / (9/8)2 = 256/243 ]." In a melodic half step, no "tendency was perceived of the lower tone toward the upper, or of the upper toward the lower. The second tone was not taken to be the 'goal' of the first. Instead, the half step was avoided in clausulas because it lacked clarity as an interval." Beginning in the 13th century cadences begin to require motion in one voice by half step and the other a whole step in contrary motion. In music, a dyad is any two notes or pitches, more commonly known as an interval. ... Harmony is the use and study of pitch simultaneity, and therefore chords, actual or implied, in music. ... In music theory, contrary motion is the general movement of two melodic lines or pitches in opposite directions. ... Carl Dahlhaus (June 10, 1928- May 1989), a musicologist from Berlin, has been one of the major contributors to the development of musicology as a scholarly discipline during the post-war era. ... A half step is either: the interval of a minor second in music, or the half step (dance move) in dance. ... The musical interval of a major second — also called a whole-tone — is the relationship between the first note (the root or tonic) and the second note in a major scale (and also a minor scale). ...


Classical cadential trill

In the Classical period, composers often drew out the authentic cadences at the ends of sections; the V part of the cadence might take a measure or two. During these two measures, the solo instrument (in a concerto) often played a trill on the supertonic. These were by far most frequent in Mozart's music, and although they were also found in early Romantic music, their use was restricted chiefly to piano concerti (and to a lesser extent, violin concerti) because they were most easily played and most effective on the piano and violin; the cadential trill and resolution would be generally followed by an orchestral coda. Because the music generally became louder and more dramatic in the music leading up to the cadence, they were used for climactic effect, and were often embellished by Romantic composers. Later on in the Romantic era, however, other dramatic virtuosic movements were often used to close sections instead. The Classical period in Western music occurred from about 1730 through 1820, despite considerable overlap at both ends with preceding and following periods, as is true for all musical eras. ... The term concerto (plural is concerti or concertos) usually refers to a musical work in which one solo instrument is accompanied by an orchestra. ... The trill is a musical ornament consisting of a rapid alternation between two adjacent notes of a scale (compare tremolo). ... In music or music theory, the supertonic is the second degree of the scale, it is the second note of a diatonic scale. ... Wolfgang Amadeus Mozart Wolfgang Amadeus Mozart (January 27, 1756 – December 5, 1791) was one of the most significant and influential of all composers of Western classical music. ... Romantic music is defined as the period of European classical music that runs roughly from the early 1800s to the first decade of the 20th century, as well as music written according to the norms and styles of that period. ... A piano concerto is a concerto for solo piano and orchestra. ... A violin concerto is a concerto for solo violin (occasionally, two or more violins) and instrumental ensemble, customarily orchestra. ...


Source

  • Judd, Cristle Collins (1998). "Introduction: Analyzing Early Music", Tonal Structures of Early Music (ed. Judd). New York: Garland Publishing. ISBN 0-8153-2388-3.

See also


  Results from FactBites:
 
Cadence (music) - Wikipedia, the free encyclopedia (673 words)
In Western musical theory a cadence (Latin cadentia, "a falling") is a particular series of intervals or chords that ends a phrase, section, or piece of music.
Cadences are called "weak" or "strong" the more or less final the sensation they create, with the perfect authentic cadence being the strongest type.
A masculine cadence occurs on a strong position, typically the downbeat of a measure.
ORB -- Medieval Music Glossary (6352 words)
A cadence typically has some kind of closing gesture and a concluding note; its finality is judged by the relationship of the concluding note to the final (that is, to the central pitch of the piece).
The cauda ends with a conclusive clos cadence, and may involve musical rounding (repeating the music of the clos phrase of the pes as its final phrase, for example).
Each of the two musical sections had a refrain text which came back at the end of the poem, but the two halves of the refrain had to be separable, for in the middle of the poem three statements of the opening music appeared together.
  More results at FactBites »


 

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