Dissonance is the cultural perception of two or more pitches sounded harmonically that form intervals not expected within the current musical context. These intervals typically occur higher in the harmonic series than other intervals considered to be "consonant".

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“Tritone” intervals in n-tone equal temperament

In 12-tone equal temperament, the tritone interval is made of three whole tones (six semitones) and is considered, if I am not mistaken totally, as the most dissonant interval. I have two questions: ...
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Dissonances and harmony

When I listen to Bach, Handel or Vivaldi (especially Baroque composers) every single note seems to fit there perfectly I mean pretty consonant to their location. As I was trying to learn tonal ...
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Tritone as a passing note

Can a tritone be used as a passing note? (say in key of C, going from note C to G).
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Reducing Neck Pickup Dissonance

A common problem with single-coil pickups is severe dissonance in the neck position, known by a few names like Stratitis. I know it can be reduced by properly adjusting the pickup height in relation ...
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Major Seventh chord with root note as melody : why the dissonance?

In wikipedia page - jazz chords : Major Seventh it is said that "if the melody note is the root of the chord, including a major seventh can frequently cause a harsh dissonance". But since the root ...
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More dissonant chords/intervals in the bass clef when frequency proportions are the same?

Take for example C augmented. It sounds more consonant in the treble clef above middle C and more dissonant in the bass clef. However the proportions of the frequencies are exactly the same. This ...
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Difference between passing note and suspension?

I'm under the impression that a passing note has a dissonance on a "weak" beat. So you may have |3, 4|6 where | is a barline where the 3 4 6 all form a scalic run. e.g. F G| A ontop of a bass of D | ...
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how does the bluegrass major chord built off of the flat 7 “work”?

It's in almost every bluegrass song, but I've never seen an exposition of the theory behind the major chord (minor may also be used, but I don't think I've seen it) built off of the flat 7th of the ...
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Difference between dissonance and clashing notes

Wikipedia describes dissonance as the quality of sounds that seems "unstable" and has an aural "need" to "resolve" to a "stable" consonance Which basically means it hurts your ears and you want it to ...
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Which note is consonance and which is dissonance

1) I did some reading saying 2nd, 4th, 6th and 7th note are unstable note. where 7th note tends to move towards the tonic and it is the most unstable note. Is it true? When I play through the scale, i ...
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Repeating a melody over 4 octaves

I'm trying to transpose a simple piece, like "Bicycle", so the melody is repeated over 4 octaves. Let me explain this for the first note only. The top and bottom notes are defined (can't be changed) ...
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Dissonance across different octaves

When I play to keys that form a dissonant interval (for example a major second using C and D) in the lower octave, I perceive the dissonance to be very strong. But, when I move up to higher C's and ...
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Is there a formal term for a recording's pitch being “in the cracks”?

Lots of recordings were (sometimes intentionally) speed up/slowed down before final mastering, so that, even if the band was tuned to concert pitch, it isn't in the released version. If you have a ...
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Is there a known point in history where dissonance became acceptable?

So, I'm not a scholar of music history, but I have a basic timeline. The evolution of Western music theory had several times in which certain chords and intervals were considered too "jarring" or ...
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Is there a way to measure the consonance or dissonance of a chord?

I know that if I played C and B together they would be very dissonant compared to if I played a G or C one octave up. Is there a quantitative way to describe that sort dissonance? Edit: I understand ...