Orchestral performance requires coordination and balance between the sections. In a crescendo, the players shape a gradual increase in volume across the phrase. THE TERM AT A GLANCE Crescendo Italian: “gradually louder” Basic meaning A gradual increase in volume. Origin From the Italian verb crescere : “to grow”, “to increase”. Function Guides a phrase, prepares an arrival or supports a broader dynamic progression. Notation crescendo , cresc. or two lines that move apart from left to right. Extent From a single sustained note to an entire phrase or a large musical section. Opposite instruction Diminuendo / decrescendo : a gradual decrease in volume. A melody begins softly and, as it unfolds, its sound gradually becomes stronger. In an orchestra, other instruments may join in; at the piano, successive notes are played increasingly loudly. This gradual increase in volume is called a crescendo . I...