hematocele

noun
he·​ma·​to·​cele
variants: or chiefly British haematocele \ ˈhē-​mət-​ə-​ˌsēl How to pronounce haematocele (audio) , hi-​ˈmat-​ə-​ How to pronounce haematocele (audio) \

Medical Definition of hematocele

: a blood-filled cavity of the body also : the effusion of blood into a body cavity (as the scrotum)