hereditary
US /həˈred.ə.ter.i/
UK /həˈred.ə.ter.i/

1.
遗传的
passed down from a parent to a child through genes
:
•
Blue eyes are a hereditary trait in her family.
蓝眼睛是她家族的遗传特征。
•
Some diseases are hereditary.
有些疾病是遗传性的。
2.
世袭的
holding a position or title by inheritance
:
•
The monarch's power is hereditary.
君主的权力是世袭的。
•
The title of Duke is hereditary in that family.
公爵的头衔在那家人中是世袭的。