A hereditary characteristic or illness is passed on to a child from its parents before it is born.
genetic , inherited
Cystic fibrosis is the commonest fatal hereditary disease.
囊性纤维化是最常见的致命性遗传病。
In men, hair loss is hereditary.
男性脱发是遗传性的。
A title or position in society that is hereditary is one that is passed on as a right from parent to child.
The position of the head of state is hereditary.
国家元首的职位是世袭的。