Meaning of the word fluctuations in English

What does fluctuations mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

fluctuations

US /ˌflʌk.tʃuˈeɪ.ʃənz/
UK /ˌflʌk.tʃuˈeɪ.ʃənz/

Plural Noun

irregular rising and falling in number or amount; a variation in level, quantity, or value.

Example:
The stock market experienced significant fluctuations today.
We need to account for temperature fluctuations in our experiment.