/ Dictionary / Index V vascular ray: Meaning and Definition of Find definitions for: vas'cular ray' Pronunciation: [key] — Bot. Bot. a radiate band of parenchyma in the secondary xylem extending into the secondary phloem of the stems of certain vascular plants, formed by the cambium and serving for the storage of food and the conduction of nutriments. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vascular plant vascular tissue Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language