An Augmented 4th, also known as a Devil's Interval, is a musical interval that spans 6 semitones and is considered to be dissonant and unsettling. It is commonly used in classical and modern music to create tension and add a sense of unease.
The Devil's Interval gained its name from its use in medieval religious music. The Catholic Church banned the use of this interval in their music due to its dissonant and unsettling nature, associating it with the devil and evil. However, it has since been used in various genres of music as a tool to create tension and add a unique sound.
An Augmented 4th is one semitone larger than a Perfect 4th. This may not seem like a significant difference, but it creates a dissonant sound that is not present in a Perfect 4th. The Perfect 4th is considered a consonant interval, while the Augmented 4th is considered a dissonant interval.
Yes, the Devil's Interval can be used in a musical composition. While it was once banned by the Catholic Church, it has since been used in various genres of music, including classical, rock, and jazz. It is often used to add tension and create a unique sound in a composition.
Yes, the Augmented 4th is also known as the Tritone, as it is three whole tones. It is also referred to as the Diabolus in Musica, meaning the Devil in Music. In jazz music, it is sometimes called the "flat five" or the "blue note." These alternate names reflect the interval's history and use in different genres of music.