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root knot
noun
Plant Pathology.
- a disease of plants, characterized by galls or knots on the roots and stunted growth, caused by any of several nematodes of the genus Meloidogyne.
root knot
- A disease of plants characterized by protuberant swellings on the roots caused by infestation with nematodes.
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51Թ History and Origins
Origin of root knot1
First recorded in 1885–90
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Example Sentences
Examples have not been reviewed.
Root Knot Disease of the Peach, Orange, and other Plants in Florida, due to the Work of Anguillula.
From
Root′-knot, an abnormal knot of a root.—adj.
From
In digging out some old peach trees, I find now and then a tree affected with root knot.
From
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