Endothelium

Full definition of endothelium

Noun

1. (anatomy) A thin layer of flat epithelial cells that lines the heart, serous cavities, lymph vessels, and blood vessels.

Related terms

• endothelioma
• epithelium

Derived terms

• endothelial
• endothelially
• myoendothelium
• transendothelial
• vasoendothelial