Definition of epithelial in English:

epithelial

adjective

Anatomy
  • Relating to or denoting the thin tissue forming the outer layer of a body's surface and lining the alimentary canal and other hollow structures.

    ‘the epithelial cells lining the gut’
    ‘ovarian epithelial tumours’
    • ‘Cigarette smoke appears to potentiate the effects of asbestos, at least in part by enhancing the binding of fibers to epithelial surfaces.’
    • ‘The professor recently led a study in which she compared the amounts of zinc taken up by the prostate's epithelial cells.’
    • ‘In addition, a defective epithelial layer can allow bacteria to gain entry into the human host.’
    • ‘Vitamin A is especially important for cell growth and differentiation, especially in epithelial tissues of the gut, brain, and elsewhere.’
    • ‘Vitamin A has been shown to help strengthen the epithelial cells that are the first point of contact with inhaled smoke inside the lungs.’
    • ‘Zinc will also increase the health of the epithelial tissue lining and sinuses, helping to further resist attack by invading allergy proteins.’
    • ‘The hyperglycemia of diabetes mellitus, high cholesterol and high lipid levels, produce metabolites that thicken this epithelial lining of the blood vessels, narrowing their lumen and ultimately cutting off blood flow.’
    • ‘He lost his fight after an 18-month struggle with epithelial sarcoma, cancer of the soft tissue.’
    • ‘When hair is produced by the reproduction of the epithelial cells comprising the follicle, newly produced melanin accumulates in the cells and colours the hair itself as it emerges from the follicle.’
    • ‘This fat-soluble vitamin is essential for the maintenance and healing of epithelial tissues, with skin being the largest expanse of epithelial tissue you've got!’

Pronunciation

epithelial

/ˌɛpɪˈθiːlɪ(ə)l/