English
CEFR B1
proven
Rank #3209 in frequency ranking in frequency
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Meanings & Definitions
adjective
Example Sentences
"Follow the proven safety procedures before starting the machine"
"Has this method been proven to work in similar situations?"
"The medicine has proven effective for many patients"
"I feel so relieved now that his innocence has been proven beyond doubt"
"She uses a proven recipe for her famous chocolate chip cookies"
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