• synonyms


[chahr-luh k]
  1. a wild mustard, Brassica kaber, having lobed, ovate leaves and clusters of small, yellow flowers, often troublesome as a weed in grainfields.
Show More

Origin of charlock

before 1000; Middle English cherlok, Old English cerlic < ?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for charlock

Historical Examples of charlock

  • One species of charlock will supplant another, and so in other cases.

    On the Origin of Species by Means of Natural Selection

    Charles Darwin

  • Tares, turnip-fly, charlock, couch-grass and their like—these were his enemies which he hated.

    The Land's End

    W. H. Hudson

  • It is no more welcome to the farmer than the Poppy and the Charlock are.

    Wildflowers of the Farm

    Arthur Owens Cooke

  • Charlock, “Indian rape,” and other seeds of the Brassicaceæ, are mixed with genuine seed.

  • One species of charlock has been known to supplant another species; and so in other cases.

British Dictionary definitions for charlock


  1. Also called: wild mustard a weedy Eurasian plant, Sinapis arvensis (or Brassica kaber), with hairy stems and foliage and yellow flowers: family: Brassicaceae (crucifers)
  2. white charlock Also called: wild radish, runch (rʌntʃ) a related plant, Raphanus raphanistrum, with yellow, mauve, or white flowers and podlike fruits
Show More

Word Origin for charlock

Old English cerlic, of obscure origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012