resin duct

American

noun

Botany.

a tube or duct in a woody stem or a leaf, especially in conifers, lined with glandular epithelium that secretes resins.

Etymology

Origin of resin duct

First recorded in 1880–85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I, cross-section of a leaf, × 20. fb. fibro-vascular bundle. r, resin duct.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Campbell, Douglas Houghton

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023