Simple past tense and past participle of demonstrate.(verb)
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Use "demonstrated" in a sentence
"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."
"What you have not demonstrated is why the mortgage industry requires institutional racism to remain stable."
"What the Parker imbroglio demonstrated is that the future has arrived …"