Advaita Vedanta -Sanskrit: अद्वैत वेदान्त, IAST: Advaita Vedānta, literally, "not-two"), originally known as Puruṣavāda, is a school of Hindu philosophy and religious practice, and one of the classic Indian paths to spiritual realization.The term Advaita refers to its idea that the soul (true Self, Atman) is the same as the highest metaphysical Reality (Brahman).