vas·cu·lar
Audio Help [vas-kyuh-ler] Pronunciation Key
—Related forms
Audio Help [vas-kyuh-ler] Pronunciation Key –adjective Biology.
| pertaining to, composed of, or provided with vessels or ducts that convey fluids, as blood, lymph, or sap. |
Also, vas·cu·lose
Audio Help [vas-kyuh-lohs] Pronunciation Key, vas·cu·lous
Audio Help [vas-kyuh-luh
s] Pronunciation Key.
Audio Help [vas-kyuh-lohs] Pronunciation Key, vas·cu·lous
Audio Help [vas-kyuh-luh
s] Pronunciation Key.—Related forms
vas·cu·lar·ly, adverb
| Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
Vascular
To learn more about Vascular visit Britannica.com
| © 2008 Encyclopædia Britannica, Inc. |
| vas·cu·lar
Audio Help (vās'kyə-lər) Pronunciation Key
adj. Of, characterized by, or containing vessels that carry or circulate fluids, such as blood, lymph, or sap, through the body of an animal or plant. [From Latin vāsculum, diminutive of vās, vessel.] vas'cu·lar'i·ty (-lār'ĭ-tē) n. |
| The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2006 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
vascular
1672, from Mod.L. vascularis "of or pertaining to vessels or tubes," from L. vasculum, dim. of vas "vessel."
| Online Etymology Dictionary, © 2001 Douglas Harper |
| vascular | |
adjective | |
| of or relating to or having vessels that conduct and circulate fluids; "vascular constriction"; "a vascular bundle" [ant: avascular] |
| WordNet® 3.0, © 2006 by Princeton University. |
vascular
Audio Help (vās'kyə-lər) Pronunciation Key
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| The American Heritage® Science Dictionary Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
Vascular
Vas"cu*lar\, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See Vase, and cf. Vessel.]1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels; specifically (Bot.), pertaining to, or containing, special ducts, or tubes, for the circulation of sap. (b) Operating by means of, or made up of an arrangement of, vessels; as, the vascular system in animals, including the arteries, veins, capillaries, lacteals, etc. (c) Of or pertaining to the vessels of animal and vegetable bodies; as, the vascular functions. 2. (Bot.) Of or pertaining to the higher division of plants, that is, the ph[ae]nogamous plants, all of which are vascular, in distinction from the cryptogams, which to a large extent are cellular only. Vascular plants (Bot.), plants composed in part of vascular tissue, as all flowering plants and the higher cryptogamous plants, or those of the class Pteridophyta. Cf. Cellular plants, Cellular. Vascular system (Bot.), the body of associated ducts and woody fiber; the fibrovascular part of plants. Vascular tissue (Bot.), vegetable tissue composed partly of ducts, or sap tubes. Water vascular system (Zo["o]l.), a system of vessels in annelids, nemerteans, and many other invertebrates, containing a circulating fluid analogous to blood, but not of the same composition. In annelids the fluid which they contain is usually red, but in some it is green, in others yellow, or whitish.| Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc. |
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