goldthread

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gold·thread

 (gōld′thrĕd′)
n.
Any of several plants of the genus Coptis of the buttercup family, having small white flowers, ternately divided evergreen leaves, and slender yellow rhizomes used in herbal medicine.
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.

goldthread

(ˈɡəʊldˌθrɛd)
n
1. (Plants) a North American woodland ranunculaceous plant, Coptis trifolia (or C. groenlandica), with slender yellow roots
2. (Plants) the root of this plant, which yields a medicinal tonic and a dye
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.goldthread - low-growing perennial of North America woodlands having trifoliate leaves and yellow rootstock and white flowersgoldthread - low-growing perennial of North America woodlands having trifoliate leaves and yellow rootstock and white flowers
Coptis, genus Coptis - small genus of low perennial herbs having yellow rhizomes and white or yellow flowers
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
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