hematochezia

noun
he·​ma·​to·​che·​zia
variants: or chiefly British haematochezia \ ˌhē-​mə-​tə-​ˈkē-​zē-​ə also ˌhem-​ə-​; hi-​ˌmat-​ə-​ How to pronounce haematochezia (audio) \

Medical Definition of hematochezia

: the passage of blood in the feces — compare melena