In philosophy, ontic (from the Greek ὄν, genitive ὄντος: "of that which is") is physical, real, or factual existence.
"Ontic" describes what is there, as opposed to the nature or properties of that being. To illustrate:
Harald Atmanspacher writes extensively about the philosophy of science, especially as it relates to Chaos theory, determinism, causation, and . He explains that "ontic states describe all properties of a physical system exhaustively. ('Exhaustive' in this context means that an ontic state is 'precisely the way it is,' without any reference to epistemic knowledge or ignorance.)"
In an earlier paper, Atmanspacher portrays the difference between an epistemic perspective of a system, and an ontic perspective:
The British philosopher Roy Bhaskar, who is closely associated with the philosophical movement of Critical Realism writes:
Ruth Groff offers this expansion of Bhaskar's note above: