In Dzogchen ground (Tibetan: གཞི, Wylie: gzhi; IAST: āśraya or sthāna) is the primordial state. It is an essential component of the Dzogchen tradition for both the Bonpo and the Nyingmapa. Knowledge of this Ground is called rigpa.
The Tibetan: གཞི, Wylie: gzhi has been rendered as 'Base', 'Basis', 'Ground' and 'Ground of Being' amongst other English glosses. According to Dudjom the original Sanskrit-term is āśraya (IAST; Sanskrit Devanagari: आश्रय; Etymology: आ- √श्रि), but it could also be sthāna.
Sam van Schaik states that gzhi is to be distinguished from kun gzhi. In the Seminal Heart series a distinction is made between kun gzhi, c.q. ālaya, "the base of it all", the samsaric basis of consciousness, of all the samsaric appearances; and gzhi, "the nirvanic basis known as the ground."
According to the Dzogchen-teachings, the Ground or Buddha-nature has three qualities: