Last Updated：2025/11/23

(sciences) A figure of merit comparing the strength of a signal carrying information to the noise interfering with it.

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signal-to-noise ratio

Source Word

signal-to-noise ratio

colloquial

(sciences) A figure of merit comparing the strength of a signal carrying information to the noise interfering with it.

Japanese Meaning

信号対雑音比：情報を伝える信号の強さと、それに干渉する雑音の大きさを比較する評価指標。

The team improved the signal-to-noise ratio of the telescope by cooling the detectors and shielding the electronics.

チームは検出器を冷却し電子機器を遮蔽することで望遠鏡の信号対雑音比を改善した。

Sense（1）

(sciences) A figure of merit comparing the strength of a signal carrying information to the noise interfering with it.

Sense（2）

(colloquial) The proportion of useful or interesting information in a message or conversation.

signal-to-noise ratios

（ plural ）