1. epithelium

noun. membranous tissue covering internal organs and other internal surfaces of the body.


  • decidua
  • epithelial cell
  • mesothelium
  • animal tissue
  • epithelial tissue
  • neuroepithelium


  • cortex

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Sentences with epithelium

1. Noun, singular or mass
The transitional epithelium is found in organs that need to change shape and size such as the bladder.

2. Adjective
Using the stem cells, the researchers grew epithelium tissue — the tissue that lines the gut — and neuronal tissue, which makes up the hypothalamus region of the brain that controls appetite and metabolism.