What is the opposite of Dissonance?

The opposite of Dissonance includes: Consonance.

Dissonance

Intervals or chords perceived as tense, unstable, and seeking resolution.

About Dissonance

Dissonance is the quality of sound that creates tension and a sense of incompleteness, driving music forward toward resolutionResolutionThe move from a dissonant or unstable sonority to a consonant or stable oneView full entry →. In Western tonal theory, intervals such as the minor secondMinor SecondAn interval spanning one semitone, the smallest step in standard Western music.View full entry →, major seventh, and tritoneTritoneAn interval of six semitones — exactly half an octaveView full entry → are considered dissonant because the frequencyFrequencyThe number of sound-wave vibrations per second, measured in hertz, that determines how high or low…View full entry → ratios of their component notes produce audible beating and roughness.