揺らぎ
Meanings
1
Describes a small, unsteady movement or wavering, such as a candle flame, a voice, or an emotional state.
The flicker of the candle flame is beautiful.
There was a slight quaver in his voice.
2
statistical fluctuation
Technical term in statistics and physics for random variation around a mean value.
Measured values always contain statistical fluctuations.
Usage patterns
- 〈事〉に揺らぎが生じるfor a wavering/fluctuation to arise in something
A brief wavering arose in his heart.
- 〈物〉の揺らぎを感じるto sense a flicker/wavering in something
I sat there feeling the flickering of the candle flame.
- 揺らぎを抑えるto suppress a fluctuation
This device is designed to suppress fluctuations in the measured values.