spiritual liberation as aim in Yoga and Tantra

the impersonal liberation of merging into the spiritual effulgence emanating from the Lord.

Aloneness, oneness or absolute. A state of ultimate oneness. Patanjali used the name Kaivalya to describe the goal and fulfillment of Yoga, the state of complete detachment from transmigration. Virtually synonymous with mukthi, Kaivalya is the highest condition, resulting in liberation.

Final emancipation.

aloneness. The ultimate aim of yoga practice. A state of neither pain nor pleasure, but spiritual freedom.

Eternal emancipation

Emancipation; state of absolute independence.

("isolation"): the state of absolute freedom from conditioned existence, as explained in ashta-anga-yoga; in the nondualistic (advaita) traditions of India, this is usually called moksha or mukti (meaning "release" from the fetters of ignorance, or avidya)