雑音
ざつおん · zatsuon · JLPT N2 · noun
noise
📻 雑 (messy, mixed) + 音 (sound) = messy, jumbled sound: noise
雑 means messy or miscellaneous, and 音 means sound. A jarring, grating sound with no clear tone is 雑音. The term also covers radio static and interference.