resinosisn.
/ˌrɛzᵻˈnəʊsɪs/, U.S. /ˌrɛzəˈnoʊsəs/ Botany.
An abnormal condition in conifers marked by abundant discharge of resin from the root or lower part of the stem, whether due to attack by a fungus (esp. the honey fungus, Armillariella mellea) or any other cause. Cf. resin flux n. at resin n. and adj. Compounds 2.
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the world > plants > part of plant > plant substances > [noun] > gum or resin > production or part producing
gummage1610
resin duct1854
resinosis1884
1884 Bull. Torrey Bot. Club 11 3 I could not help comparing the formation of tuckahoe with that secretion of the various resins and gums which is known as resinosis and gummosis.
1908 W. R. Fisher Schlich's Man. Forestry V. 83 When wood is wounded and exposed, resin instead of water passes into the cell-walls (resinosis).
1968 F. G. Browne Pests & Dis. Forest Plantation Trees ii. 950 In New Zealand the species [sc. Pythium undulatum] is closely associated with a virulent resinosis of the roots, root collars, and stems of Larix decidua and L. leptolepis.
2005 D. Wainhouse Ecol. Methods in Forest Pest Managem. v. 93/2 Induced resinosis may be enhanced by formation of ‘traumatic’ resin ducts formed in the sapwood.
This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022).
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n.1884