 Neti neti

In Hinduism, and in particular Jnana Yoga and Advaita Vedanta, neti neti (नेति नेति) is a Sanskrit expression which means "not this, not that", or "neither this, nor that" (' is sandhi from ' "not so").It is found in the Upanishads and the Avadhuta Gita and constitutes an analytical meditation helping a person to understand the nature of Brahman by first understanding what is not Brahman.