This is the 13585th most frequent Russian word.
неведомой
"Unknown" or "mysterious."
The word 'неведомой' is used here to describe the desert as unknown or unexplored.
Он исчез в неведомой пустыне.
He vanished into an unknown desert.
The word 'неведомой' is used here to characterize the complexity as unfamiliar or mysterious.
Перед нами стояла задача неведомой сложности.
We faced a task of unknown complexity.
The word 'неведомой' is used here to denote a force that is mysterious or not clearly understood.