The unified form of Shiva (consciousness) and Shakti (energy). Represented in Ardhanarishvara (half-Shiva, half-Parvati). Symbolizes that consciousness and energy are inseparable aspects of the same reality. The foundation of Tantric philosophy and practice.
Ardhanarishvara: left half female (Shakti), right half male (Shiva). Also represented by the linga-yoni union.