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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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adj. - Of or belonging to the membranous cellular tissue that covers a free surface or lines a tube or cavity of an animal body

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Usage examples (33)
  • epithelial layer
  • She isolated potentially cancerous cells, known as epithelial cells.
  • In some cases, acute lung injury develops into a more serious condition, known as epithelial cells become more porous than it should be.
  • Researchers reviewed the medical records of 304 patients diagnosed with an aggressive form of the disease called epithelial ovarian cancer.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.