txtDefinition=The movement of a {\uldb dissonant}{\v 80063} {\uldb interval}{\v 84848} or {\uldb chord}{\v 76801} to a {\uldb consonant}{\v 78129} interval or chord. Throughout the eighteenth and nineteenth centuries, dissonance and its resolution provided the fuel that propelled {\uldb phrases}{\v 92038} forward.