immunohematologist

noun
im·​mu·​no·​he·​ma·​tol·​o·​gist
variants: or chiefly British immunohaematologist \ -​ˌhē-​mə-​ˈtäl-​ə-​jəst How to pronounce immunohaematologist (audio) \

Medical Definition of immunohematologist

: a specialist in immunohematology