Fluctuation

/flˌʌkt‍ʃuːˈe‍ɪʃən/

/ˌfɫəktʃuˈeɪʃən/

Fluctuation

the irregular or unpredictable variation in something over time, characterized by alternating changes

synonyms : wavering

an instance of change; the rate or magnitude of change

synonyms : variation

the repetitive rise and fall of a quantity between two levels

Examples

1. I understand fluctuation.

2. The beat-to-beat interval will always have a fluctuation.

3. Some hardware random number generators record tiny fluctuations in the movements of electrons in the circuitry.

4. And these fluctuations increase inequality.