Proof of concept (POC or PoC), also known as proof of principle, is a realisation of a certain idea, method or principle in order to demonstrate its feasibility,[1] or viability,[2] or a demonstration in principle with the aim of verifying that some concept or theory has practical potential.
↑"Proof of Concept". InvestorWords. WebFinance, Inc. 2016. Retrieved 15 November 2016. proof of concept[:] Evidence that demonstrates that a business model or idea is feasible.