kun·da·li·ni 
(kn′də-lēnē)
(kn′də-lēnē)n.
Hinduism
Hinduism
Energy that lies dormant at the base of the spine until it is activated, as by the practice of yoga, and channeled upward through the chakras in the process of spiritual perfection.
[Sanskrit kuṇḍalinī, from feminine of kuṇḍalin-, coiled, spiral, from kuṇḍalam, ring, coil, perhaps of Dravidian origin.]