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charlock

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noun char·lock \ˈchär-ˌläk, -lək\

Definition of charlock

  1. :  an Old World mustard (Brassica kaber syn. Sinapis arvensis) that is a common weed in grain fields —called also wild mustard



Origin of charlock

Middle English cherlok, from Old English cerlic


First Known Use: before 12th century


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