/ Dictionary / Index R resin duct: Meaning and Definition of Find definitions for: res'in duct" Pronunciation: [key] — Bot. Bot. a tube or duct in a woody stem or a leaf, esp. in conifers, lined with glandular epithelium that secretes resins. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. resinate resiniferous Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language