Definition of proof of concept in English:

proof of concept

noun

mass noun
  • Evidence, typically deriving from an experiment or pilot project, which demonstrates that a design concept, business proposal, etc. is feasible.

    ‘the company was awarded the contract on the strength of evaluation, proof of concept, and budget’
    as modifier ‘proof of concept trials’
    count noun ‘as a proof of concept, he set up the system to monitor Twitter for specific hashtags’
    • ‘The client was pleased with the results of our Proof of Concept phase and authorized us to proceed with building the solution.’
    • ‘This project acted as a proof of concept for the electronic filing approach previously described.’
    • ‘The quality of service will be poor, but it is a proof of concept.’
    • ‘For that reason, the Proof of Concept design should verify the application and database issues that are of greatest concern.’
    • ‘Major system and resource spending shouldn't be authorized without proof of concept.’
    • ‘In academia, he says, a narrowly focused solution is acceptable as a proof of concept.’
    • ‘The Masterflex fuelcell, still rather bulky but a good proof of concept, provides 50 watts of power for 8 hours.’
    • ‘Before wrapping things up, we're going to have a good ole proof of concept demo.’
    • ‘Now that we have proof of concept, what next?’