ノイズ

のいず

noun

noise, static, interference

technical

1. noise, static, interference

Unwanted sound or signal distortion in audio, electronics, or data. Also used figuratively for irrelevant or distracting information.

ノイズが入(はい)って聞(き)こえにくい。

There's noise interference, so it's hard to hear.

ノイズキャンセリングのイヤホンを買(か)った。

I bought noise-canceling earphones.

データからノイズを除去(じょきょ)して正確(せいかく)な分析(ぶんせき)を行(おこな)う必要(ひつよう)がある。

We need to remove noise from the data to perform an accurate analysis.

Usage

Used in audio, electronics, photography, and data science contexts. In everyday Japanese, 雑音(ざつおん) or 騒音(そうおん) are used for general noise or environmental noise, while ノイズ specifically refers to unwanted signal interference or distortion.

Also used figuratively in business and media to mean irrelevant information that obscures what is important.

Common collocations

ノイズが入(はい)る: noise gets in, there's interference
ノイズを除去(じょきょ)する: to remove noise
ノイズキャンセリング: noise canceling
ノイズリダクション: noise reduction

Related Words

Compare: 雑音(ざつおん) (noise, static)

general

Added 2026.2.15 18:16 · Revised 2026.9.2 13:01

11000/11245_noizu