noun
: a valve situated at the opening of the right auricle of the heart into the right ventricle and resembling in structure the mitral valve but consisting of three triangular membranous flaps
noun
: a valve situated at the opening of the right auricle of the heart into the right ventricle and resembling in structure the mitral valve but consisting of three triangular membranous flaps
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012