mesothelium
me·so·the·li·um
noun \-ˈthē-lē-əm\ plural me·so·the·lia\-lē-ə\
Definition of MESOTHELIUM
: epithelium derived from mesoderm that lines the body cavity of a vertebrate embryo and gives rise to epithelia (as of the peritoneum, pericardium, and pleura), striated muscle, heart muscle, and several minor structures
— me·so·the·li·al \-lē-əl\ adjective
Origin of MESOTHELIUM
New Latin, from mes- + epithelium
First Known Use: 1886
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