epithelial
/ˌɛpɪˈθiliəl/
adjective
- Relating to the thin layer of tissue that covers the outside of the body and lines internal organs and cavities.
- Doctors examined the epithelial tissue under a microscope to check for abnormalities.
- Damage to the epithelial lining of the stomach can cause ulcers.
- The epithelial cells in your skin help protect you from germs.