[noun] [C usually singular] [plural] crescendos - a gradual increase in loudness, or the moment when a noise or piece of music is at its loudest, or (specialized) a place in a piece of music where the music gets louder(figurative) There has been a rising crescendo of (= increase in) violence/criticism which started last year and is now reaching a climax.
CRESCENDO
Meaning of CRESCENDO in English
Cambridge English vocab. Кембриджский английский словарь. 2012