Collins Chinese Dictionary Plus (3rd edition), 2011:
噪
zào 动
1
(=叫) chirp
- 蝉(蟬)噪 chán zào noise of cicadas
2
(=嚷) clamour (英) clamor (美)
- 鼓噪(譟) gǔzào create an uproar
- 噪(譟)音 zàoyīn noise