Definition of "proof-of-concept" [proof-of-concept]

• Alternative spelling of proof of concept. (noun)

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• "Results from an investigator-initiated Phase 2 open-label proof-of-concept study demonstrated that NPSP558 potentially can be used as a therapeutic agent in hypoparathyroidism."
• "There is a small company with an idea - which isn't even into the proof-of-concept stage yet - whose name I have forgotten, and whose link I cannot find (I am sure someone will appear with it), who is attempting to create a laptop and eBook reader."
• "Smart CIOs are investigating the cloud, planning for a transition, running proof-of-concept projects, and even moving testing operations and batch workloads to it."