Authentic Cadence: A musical term referring to a chord progression where a dominant chord (V) resolves to the tonic chord (I), often used to signify the end of a musical phrase.

Context and Significance

Authentic cadences are crucial in establishing a sense of resolution and closure in music. Frequently found in classical compositions, they provide a satisfying end to musical phrases or sections. This cadence is commonly used in various genres, including classical, jazz, and popular music, due to its definitive sound. Instruments such as the piano, guitar, and orchestra frequently employ authentic cadences to punctuate musical narratives.

Historical Background

The concept of authentic cadence has deep roots in Western music theory, dating back to the Baroque period. It has been a fundamental element in the harmonic language of composers such as Bach and Mozart, who utilized this cadence to create structure and predictability within their compositions. Over centuries, the authentic cadence has maintained its importance, adapting to various musical styles while preserving its foundational role.

Examples

In the works of Beethoven, particularly in his symphonies, authentic cadences are employed to signal the completion of thematic sections. Similarly, in the realm of jazz, musicians like Duke Ellington use authentic cadences to provide a sense of resolution within improvisational passages. These examples highlight the cadence’s versatility and enduring presence across diverse musical landscapes.

Related Terms

Plagal Cadence: Moves from the subdominant (IV) to the tonic (I).

Half Cadence: Ends on the dominant (V), creating an unresolved feeling.

Deceptive Cadence: Resolves unexpectedly to a chord other than the tonic.

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