Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: mesosphere
Next word: mesothermal
Definition of: mesothelium
(mes′ə·thē′lē·əm, mē′sə-) noun Biol.
1. The portion of the mesoderm and the tissues derived from it that in vertebrates forms two principal layers, visceral and parietal, and produces the epithelium of the peritoneum and pleurae, the striated muscles, etc.
2. Epithelium when mesoblastic in origin. [<NL <MESO- + (EPI)THELIUM]
—mes′o·the′·li·al adjective
Comment about this word, ask questions, or add new information about this topic: