Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of, characterized by, or containing cells or vessels that carry or circulate fluids, such as blood, lymph, or sap, through the body of an animal or plant.

from The Century Dictionary.

  • In anatomy and zoology: Of or pertaining to vessels which convey fluids; of or pertaining to the conveyance or circulation of fluids, especially blood, lymph, and chyle; circulatory: as, the vascular system; a vascular function or action.
  • Containing vessels for the circulation of fluids; especially, well provided with small bloodvessels: as, muscle and bone are very vascular tissues; cartilage and cuticle are non-vascular; a vascular tumor.
  • In botany: Consisting of, relating to, or furnished with vessels or ducts: applied to the tissues of plants that are composed of or furnished with elongated cells or vessels for the circulation of sap.
  • Of or pertaining to the higher or phanerogamous plants, these uniformly containing more or less clearly defined vessels or duets.
  • See vasalium.
  • In botany, tissue composed of vessels or ducts; the fibrovascular system.
  • A tumor composed chiefly of an agglomeration of dilated terminal blood-vessels
  • A tumor which contains an abnormally large number of blood-vessels, bleeding profusely on the slightest injury.
  • Bleeding internal hemorrhoids.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective 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.
  • adjective Operating by means of, or made up of an arrangement of, vessels
  • adjective Of or pertaining to the vessels of animal and vegetable bodies.
  • adjective (Bot.) Of or pertaining to the higher division of plants, that is, the phænogamous plants, all of which are vascular, in distinction from the cryptogams, which to a large extent are cellular only.
  • adjective (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, under Cellular.
  • adjective (Bot.) the body of associated ducts and woody fiber; the fibrovascular part of plants.
  • adjective (Bot.) vegetable tissue composed partly of ducts, or sap tubes.
  • adjective (Zoöl.) 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective anatomy Of, pertaining to, or containing vessels that conduct or circulate fluids, such as blood, lymph, or sap, through the body of an animal or plant.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective of or relating to or having vessels that conduct and circulate fluids

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[From Latin vāsculum, diminutive of vās, vessel.]

Examples

  • In the same way, Baer said, the lower or vegetative layer splits into two plates, which he calls the vascular-stratum and the mucous-stratum.

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  • The authors cite a 1999 study of a beta blocker drug in vascular surgery patients at risk for a heart attack.

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  • The authors cite a 1999 study of a beta blocker drug in vascular surgery patients at risk for a heart attack.

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  • Migraine headaches are classified as vascular headaches because they seem to occur when the arteries in the brain constrict and then suddenly relax.

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  • Any blockage or hardening of the artery is known as vascular disease.

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  • "These results are in accordance with previous studies suggesting that hyperthyroidism and radioiodine therapy are associated with increased long-term vascular risk."

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  • At one time I called his vascular doctor trying to give him some information, telling him that I understood he could not give me any information, but I was trying to give him some.

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  • At one time I called his vascular doctor trying to give him some information, telling him that I understood he could not give me any information, but I was trying to give him some.

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  • M.H.S., also at Hopkins, says that several large, ongoing international studies on the long-term vascular benefits of niacin and ezetimibe - in particular studies called AIM-HIGH and IMPROVE-IT - should provide more definitive data about whether these drugs lower rates of heart attack and stroke when used in combination with a statin, or if statin therapy works better alone.

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  • Describe the long-term vascular implications of diabetes

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