blackroot
blackroot · blackroots
Several North American plants with black roots ofSeveral North American plants with black roots of: Genus Pterocaulon, such as Pterocaulon pycnostachyum (dense-spike blackroot) and Pterocaulon virgatum (wand blackroot)
Meaning
4 sensesSeveral North American plants with black roots of:
(countable, uncountable)Genus Pterocaulon, such as Pterocaulon pycnostachyum (dense-spike blackroot) and Pterocaulon virgatum (wand blackroot)
(countable, uncountable)Species Veronicastrum virginicum (Culver's root)
(countable, uncountable)Species Aletris farinosa (colicroot)
(countable, uncountable)Several plant diseases caused by fungi in the genus Aphanomyces causing that cause roots to rot and turn black.
Origin
From black + root.From black + root.
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Forms
plural: blackroots| Singular | blackroot |
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| Plural | blackroots |
regular
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable