dissonance
US /ˈdɪs.ən.əns/
UK /ˈdɪs.ən.əns/
1.
lack of harmony among musical notes
:
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The composer intentionally used dissonance to create a sense of unease.
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The sudden dissonance in the melody startled the audience.
2.
lack of agreement or consistency between two or more facts or opinions; incompatibility
:
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There was a clear dissonance between his words and his actions.
•
The committee experienced considerable dissonance over the proposed changes.