We're working on a new site. Click here to get a sneak preview.
Medical Dictionary


noun me·so·the·li·o·ma
\ˌmez-ə-ˌthē-lē-ˈō-mə, ˌmēz-, ˌmēs-, ˌmes-\
plural me·so·the·li·o·mas also me·so·the·li·o·ma·ta \-mət-ə\

Medical Definition of MESOTHELIOMA

:  a tumor derived from mesothelial tissue (as that lining the peritoneum or pleura)


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears