crescendo notation

What Is Crescendo And Decrescendo In Music? Crescendo (cresc): Gradually increase the volume. Decrescendo (decresc. ): Gradually softer. Diminuendo (dim. ): Gradually softer. What is the difference between decrescendo and crescendo in music? A crescendo is used for gradually getting louder, and a decrescendo or diminuendo is used for gradually getting softer. These may be