any of several weedy plants (genus Centaurea) of the composite family; esp., a hardy perennial (C. nigra) with heads of rose-purple flowers
Origin of knapweed
earlier knopweed: see knop and weedknapweed
knap·weed knapweed
Webster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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"knapweed." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/knapweed>.
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knapweed. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/knapweed
knapweed
noun
Any of various weedy thistlelike plants in the composite family having flowers grouped in a head with a spiny involucre, especially several species of the genus Centaurea and the Eurasian species Acroptilon repens.
Origin of knapweed
Middle English knopwed knop knob ; see knop . wed weed ; see weed 1.THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Cite this page
MLA Style
"knapweed." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/knapweed>.
APA Style
knapweed. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/knapweed
English Wiktionary. Available under CC-BY-SA license.
Link to this page
Cite this page
MLA Style
"knapweed." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/knapweed>.
APA Style
knapweed. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/knapweed
