proven
/ˈpruːvən/
adjective
- Tested and shown to be true, effective, or reliable.
- She is a proven leader with years of successful experience.
- This is a proven method for learning a new language quickly.
- The company only uses proven technology in its products.
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verb
- Alternative past participle of 'prove' — used especially in formal or legal contexts.
- The evidence has proven his innocence beyond a doubt.
- The new drug has proven effective in clinical trials.
- Her theory has been proven correct by multiple studies.