English word endothelioma comes from English endothelium, English -oma
| Dictionary entry | Language | Definition |
|---|---|---|
| endothelium | English (eng) | (anatomy) A thin layer of flat epithelial cells that lines the heart, serous cavities, lymph vessels, and blood vessels. |
| -oma | English (eng) | (pathology) Forming nouns indicating disease or morbidity.. (pathology, specifically) Forming nouns indicating tumors or masses, which may be benign or cancerous (malignant). |
| endothelioma | English (eng) | Any of various mostly benign neoplasms derived from the endothelium of blood vessels or lymph channels. |