Pralaya is a Sanskrit word that means “destruction, dissolution, dissipation etc. The word also means the process of these.
The word Pralaya is made up of two words … Pra and Laya.
As per Vedic lore, destructions are also the basis of various stages of progress of cycles of time.
This means Pralaya is also governed by the demands of time (Kaal) and its cycles Kaalchakra.