What is the definition of a dyad in music?

A dyad in music is a two-note chord. It is the most basic chord that can be played on a musical instrument. Dyads are often used to accompany melodies or to create harmony. They can also be used to create tension or suspense in a piece of music.

There are many different types of dyads, each with its own unique sound and character. Some of the most common dyads include:

* Major dyad: This dyad consists of a major third and a perfect fifth. It has a bright, cheerful sound.

* Minor dyad: This dyad consists of a minor third and a perfect fifth. It has a dark, somber sound.

* Augmented dyad: This dyad consists of a major third and an augmented fifth. It has a tense, dissonant sound.

* Diminished dyad: This dyad consists of a minor third and a diminished fifth. It has a dark, mysterious sound.

Dyads can be used in any type of music, from classical to jazz to pop. They are an essential part of music theory and composition.

Here are some examples of dyads in music:

* The opening of Beethoven's Fifth Symphony begins with a major dyad.

* The chorus of the Beatles' "Let It Be" features a minor dyad.

* The bridge of Radiohead's "Creep" uses an augmented dyad.

* The verse of Lorde's "Royals" features a diminished dyad.

Dyads are a versatile and expressive musical tool. They can be used to create a wide variety of sounds and moods. By understanding the different types of dyads and how they are used, you can become a more proficient musician.