root knot


Definition of root knot

: a plant disease caused by nematodes that produce enlargements on the roots and stunt the growth of the plant

Examples of root knot in a Sentence

Recent Examples on the Web One of the tricks is to find an area in full sun that has not had root knot nematodes. Tom Maccubbin,, "It's easy to grow figs," 23 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'root knot.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of root knot

1888, in the meaning defined above

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The first known use of root knot was in 1888

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Cite this Entry

“Root knot.” Dictionary, Merriam-Webster, Accessed 4 Dec. 2020.

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