charlock

char·lock

 (chär′lək, -lŏk′)

n.

An annual weed (Sinapis arvensis) in the mustard family, native to Eurasia and naturalized in North America, having racemes of yellow flowers and hairy stems and foliage. Also called wild mustard.

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[Middle English cherlok, from Old English cerlic.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

charlock

(ˈtʃɑːlɒk)

n

1. (Plants) 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. (Plants) white charlock Also called: wild radish or runch a related plant, Raphanus raphanistrum, with yellow, mauve, or white flowers and podlike fruits

[Old English cerlic, of obscure origin]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

char•lock

(ˈtʃɑr lək, -lɒk)

n.

a wild mustard, Brassica kaber, having lobed, ovate leaves and clusters of small yellow flowers: a weed in grain fields.

[before 1000; Middle English cherlok, Old English cerlic]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

Thesaurus

Noun

1.

charlock - weedy Eurasian plant often a pest in grain fields Brassica kaber, chadlock, field mustard, Sinapis arvensis, wild mustard mustard - any of several cruciferous plants of the genus Brassica

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