demonstrated (Adjective) — Having been demonstrated or verified beyond doubt.
demonstrated (Verb) — Give an exhibition of to an interested audience. ex. "She demonstrates her dogs frequently"
demonstrated (Verb) — Make clear the validity of something, as by an example, explanation or experiment. ex. "The experiment demonstrated the instability of the compound"
demonstrated (Verb) — Provide evidence for; stand as proof of; show by one's behaviour, attitude, or external attributes. ex. "This decision demonstrates his sense of fairness"
demonstrated (Verb) — March in protest; take part in a demonstration. ex. "Thousands demonstrated against globalization during the meeting of the most powerful economic nations in Seattle"