The diminished seventh chord is a four-note chord (a seventh chord) composed of a root note, together with a minor third, a diminished fifth, and a diminished seventh above the root: (1, ♭3, ♭5, 7).
How do you play diminished seventh chord on piano?
Youtube quote: Quite scary like quite Addams Family s caswell. But very cool. You'll see this written as a little circle next to the chord letter or you might see dim. Seven.
How do you find a diminished 7th chord?
The formula for the diminished chord is root plus three half steps plus three half steps (Root + 3HS + 3HS). Symbols for this type of chord are dim and °. For example, Cdim and C°. In most sheet music books, Cdim or C° denotes a diminished seventh chord with C as the root.
What is the difference between a minor 7th and a diminished 7th?
The half diminished chord (m7b5) has a minor seventh (7) – it’s a m7 chord wth a flat five (b5). The diminished chord has a diminished seventh (dim7, °7). The minor 7th is again decreased by a semitone and hence is equivalent to a sixth (6) – only the theoretical approach is different.
What is the function of a diminished 7th chord?
The diminished seventh chord’s next most common function is as a secondary leading tone (implied secondary dominant) seventh chord to tonicize some note other than the tonic, either as a fleeting tonicization without actually leaving the home key or as an important force in modulating to a new key.
What makes a chord diminished?
A diminished chord is a type of chord that contains a minor 3rd (three half steps above the root) coupled with a diminished 5th (six half steps above the root). It has a distinctive timbre: tense, dark, and unstable sounding. And without context, diminished chords may sound off-putting.
How do you play a diminished chord?
To get a diminished seventh chord tone, you simply lower a flat seventh by a half step. Using the previous example, you can turn the Cm7(b5) into a Cdim7 chord by simply lowering the B♭ (a flat seventh) to B♭♭ (a diminished seventh). Note that B double flat is the same pitch as A natural.
How do you use diminished 7?
The diminished 7th chord is used in a similar way in minor keys, typically to create more tension over the 5 chord. In the key of A minor for example, E7 would be our dominant chord, based on the harmonic minor scale.