Definition of vascular in US English:



Anatomy Medicine Zoology
  • 1Relating to, affecting, or consisting of a vessel or vessels, especially those which carry blood.

    ‘vascular disease’
    ‘the vascular system’
    • ‘Peripheral vascular disease commonly affects the arteries supplying the leg and is mostly caused by atherosclerosis.’
    • ‘Here, we have engineered blood vessels from vascular cells in elderly men.’
    • ‘And of course cholesterol levels in the blood are related to your blood vessels of your vascular system.’
    • ‘Smokers have a greater incidence of coronary heart disease, myocardial infarction, peripheral vascular disease, and reduced healing rates.’
    • ‘One function of the lymphatic system is to return excess fluid and protein from interstitial spaces to the blood vascular system.’
    1. 1.1Botany Relating to or denoting the plant tissues (xylem and phloem) which conduct water, sap, and nutrients in flowering plants, ferns, and their relatives.
      • ‘Xylem vessels, the vascular tubes responsible for water transport throughout the plant, are formed by tracheary elements.’
      • ‘The most obvious manifestation of this is the development of wood, or secondary xylem, from the vascular cambium.’
      • ‘Secondary phloem fibres develop from the vascular cambium although secondary vascular growth remains limited.’
      • ‘Accumulation was found first in the xylem, then in vascular parenchyma and then in the thick-walled sieve elements.’
      • ‘Nutrients enter seeds through the maternal vascular system at relatively high concentrations in the phloem.’


Late 17th century: from modern Latin vascularis, from Latin vasculum (see vasculum).