apaḥ saṁvarta

 The term apaḥ saṁvarta originates from classical Indian philosophy and is most directly associated with metaphysical and cosmological thought. It can be broken down as follows:

1. Linguistic Analysis:
   • Apaḥ (अपः) translates literally as "waters" or "water element." It denotes the fluid, cohesive principle in nature.
   • Saṁvarta (संवर्त) derives from the verbal root vṛt, which means "to turn," "to return," or "to roll back." It implies a process of reversal, return, or collapse.
2. Philosophical Meaning:
   • Together, apaḥ saṁvarta expresses the idea of the return, dissolution, or downward regression of the waters. In cosmological frameworks, it refers to the cycle by which all water or cosmic fluid elements, after having been dispersed or raised in creation, eventually descend and reclaim their original state, often linked with the end of a cosmological period or the reabsorption of elements into a universal principle.
   • Conceptually, it is contrasted with apaḥ pravṛtti, the "forward movement" or emergence of water in the formation of the universe. While pravṛtti emphasizes creation and dispersion, saṁvarta stresses return, contraction, or dissolution.
3. Contextual Usage:
   • In certain schools of Indian metaphysics, apaḥ saṁvarta refers to a stage in the cosmic cycle (kalpa) during which the material elements, previously differentiated and spread out, revert to a primordial unity. It can signify the end of one epoch and the preparation for regeneration or the next cycle.
   • It is closely linked to the notion of natural cyclical processes, emphasizing that all manifest phenomena are temporary and subject to a returning or regressive phase.
4. Symbolic/Practical Significance:
   • Beyond the cosmological, it also carries the implication that all forms, actions, and flows in nature are part of reversible processes. It underlines the Indian philosophical principle that creation and dissolution, emergence and return, are inseparable facets of cosmic order.

In sum, apaḥ saṁvarta refers to the process of the waters’ regression or returning to their original source, often used metaphorically to describe the cyclical dissolution of natural elements or cosmic substances at the close of a cosmological period. It embodies the principle of cosmic return and the reversibility inherent in the natural order.