a tube or duct in a woody stem or a leaf, especially in conifers, lined with glandular epithelium that secretes resins.
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Origin of resin duct
First recorded in 1880–85
Also called resin canal.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for resin duct
There are, moreover, new forms of leaf-hypoderm and a new position of the resin-duct.The Genus Pinus|George Russell Shaw