Shiva shakti is the power of transformation and liberation in some yoga traditions. It is one of three main forces and is personified in the Hindu god, Shiva, the transformer and destroyer of evil; while the feminine shakti energy is represented by his consort, Parvati (sometimes referred to as Mahadevi).

noun. , Hinduism. the Godhead, of which the masculine, passive, transcendent, eternal principle is Shiva, and the feminine, active, immanent, temporal principle is Shakti, the Divine Mother.

In Yoga the union of Shiva-Shakti is seen as the union of Consciousness and energy. One cannot exist without another. It is a non-duality form and they are mirror images of each other, together they become an indestructible force.

Together, Shiva and Shakti represent the union of opposites, or the merging of consciousness and energy. In union, Shiva and Shakti form the composite deity known as Ardhanarishvara, the half-woman lord.