This is the 4464th most frequent Russian word.
волн
The Russian word "волн" is the genitive plural form of "волна," meaning "waves."
The word 'волн' is the genitive plural form of 'волна', meaning 'wave', used here to describe waves in nature.
Я люблю наблюдать за пенистыми волнами на берегу.
I love watching the foamy waves on the shore.
The word 'волн' is again the genitive plural form of 'волна', used here to indicate a characteristic (level) pertaining to waves.
Из-за сильного ветра уровень волн увеличился.
Due to strong winds, the level of the waves increased.
The word 'волн' refers metaphorically to fluctuations (waves) of data values in an analytical context.