txtDefinition=An {\uldb interval}{\v 84848} or {\uldb chord}{\v 76801} that sounds inherently stable or at rest. In the brief {\uldb passages}{\v 90954} in the examples, the opening of Mozart\'92s slow {\uldb movement}{\v 151907} is performed two different ways\'97first without any {\uldb dissonances}{\v 80063}, and second with the dissonant chord that Mozart specifies on the {\uldb downbeat}{\v 159339} of the second {\uldb bar}{\v 86617}.