hereditary
adjective uk/hɪˈred.ɪ.tər.i/ us/həˈred.ə.ter.i/
（特点或疾病）遗传的;（称号或爵位）世袭的
(of characteristics or diseases) passed from the genes of a parent to a child, or (of titles and positions in society) passed from parent to a child as a right
a hereditary disease 遗传性疾病
Depression is often hereditary. 抑郁症常常是遗传的。
It is a hereditary title, so Mark Howard will become Sir Mark Howard on his father's death. 这是个世袭的头衔，所以马克‧霍华德在他父亲去世后将成为马克‧霍华德爵士。