adjective. having been proved or verified beyond doubt; proved by demonstration.

verb. Simple past tense and past participle of demonstrate.

adjective. having been demonstrated or verified beyond doubt

"One is what we call demonstrated abilities or demonstrated success, the things that are clearly visible when you look at the application-that is grades, your score on the test, your work experience, reputation of the company, quality of the school, quality of the degree."

incontestable  incontestible  

demonstrate