pinkroot
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pink·root
(pĭngk′ro͞ot′, -ro͝ot′)n.
A perennial plant (Spigelia marilandica) native to the southeast United States having flowers with a tubular corolla that is red outside and yellow inside. The rhizomes and roots were once used as a vermifuge. Also called wormgrass.
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.
pinkroot
(ˈpɪŋkˌruːt)n
1. (Plants) any of several loganiaceous plants of the genus Spigelia, esp S. marilandica, of the southeastern US, having red-and-yellow flowers and pink roots
2. (Plants) the powdered root of this plant, used as a vermifuge
3. (Plant Pathology) a fungal disease of onions and related plants resulting in stunted growth and shrivelled pink roots
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
pink•root
(ˈpɪŋkˌrut, -ˌrʊt)n.
any of various plants belonging to the genus Spigelia, of the logania family, esp. S.marilandica of the U.S., the root of which is used as a vermifuge.
[1755–65, Amer.]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. | pinkroot - a fungal disease of onions plant disease - a disease that affects plants |
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