Meanings
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1
verb
to expose the falseness of a claim, myth, or pretension
Researchers set out to debunk the popular health myth.
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Etymology
An Americanism coined in 1923 by writer W. E. Woodward, from de- ('reverse, remove') plus bunk ('nonsense'). Bunk is short for bunkum, from Buncombe County, North Carolina, after a congressman's pointless speech.
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