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- n. Plural form of knaur.
Sorry, no etymologies found.
 On the subject of knaurs, the reader is referred to Trécul, 'Ann.Sc. Nat.,' 3 ser., vol. xx, p. 65; Lindley, 'Theory of Horticulture;'
The knaurs or excrescences which are sometimes found on the roots or stems of trees afford other illustrations of this universal tendency.