hemangioendothelioma
noun
he·man·gio·en·do·the·li·o·ma
variants
or chiefly British haemangioendothelioma
plural hemangioendotheliomas also hemangioendotheliomata
-mət-ə 
: an often malignant tumor originating by proliferation of capillary endothelium
Cite this Entry
“Hemangioendothelioma.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hemangioendothelioma. Accessed 31 Oct. 2025.
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