hemangiopericytoma

== English == === Etymology === From hemangiopericyte +‎ -oma (“neoplastic tumor”), the former from hemangio- +‎ pericyte. === Noun === hemangiopericytoma (plural hemangiopericytomas or hemangiopericytomata) (oncology) A sarcoma of the soft tissue that originates in the pericytes in the walls of capillaries.