Meanings
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1
verb
Past participle of "know."
She has known him since they were children.
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2
adj
Recognized or familiar to people; established.
At the time, Einstein's theory was unknown to most other scientists.
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3
adj
Identified as a particular type, often a bad one.
He was a known pickpocket.
Thesaurus
Word family
Forms
knowns
Etymology
From Middle English knowen, from Old English cnāwen (past participle). Morphologically know + -n.
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