mesothelium

[mez-uh-thee-lee-uhm, mes-, mee-zuh-, -suh-]

noun

Anatomy, Embryology.

plural

mesothelia 

1. epithelium of mesodermal origin, which lines the body cavities.

mesothelium

/ ˌmɛsəʊˈθiːlɪəm /

noun

1. epithelium, derived from embryonic mesoderm lining body cavities

mesothelium

plural

mesothelia 

1. A layer of flattened epithelial cells that lines the membranes of closed body cavities, including the pericardium, pleurae, and peritoneum.

2. Compare endothelium

Other Word Forms

• mesothelial adjective

Word History and Origins

Origin of mesothelium¹

First recorded in 1885–90; meso- + (epi)thelium

Word History and Origins

Origin of mesothelium¹

from New Latin, from _meso- + ( _epi ) _thelium

Example Sentences

These cells develop from that portion of the mesoderm known as the mesothelium, and are therefore frequently termed mesothelial, though by many they are also included as endothelial cells.

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These cells are developed from the Endothelium and mesothelium. middle embryonic layer and are termed endothelium.

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