形容詞 hereditary:

1. tending to occur among members of a family usually by heredity
   同義詞：familial, genetic, inherited, transmitted, transmissible
2. inherited or inheritable by established rules (usually legal rules) of descent
   同義詞：ancestral, patrimonial, transmissible

1. An exclusive right or privilege held by a person or group, especially a hereditary or official right.
   特權(quán)個(gè)人或群體擁有的獨(dú)有的權(quán)利或特權(quán)，尤指世襲或正式的權(quán)力
2. A person who succeeds or is in line to succeed to a hereditary rank, title, or office.
   繼承者，后繼者，承襲者承襲或依次即將承襲一個(gè)可世襲的官階、頭銜或職位的人
3. The disease is hereditary.
   這種病有遺傳性。
4. That family is a hereditary ruler.
   那個(gè)家族是世襲的統(tǒng)治者。

he.red.i.tar.y

adj.（形容詞）
Law
【法律】
Descending from an ancestor to a legal heir; passing down by inheritance.
承襲的：祖先傳給合法繼承人的；由繼承傳下來的
Having title or possession through inheritance.
世襲的：由繼承得到稱號或財(cái)產(chǎn)的
Transmitted or capable of being transmitted genetically from parent to offspring:
遺傳性的：通過基因由或能由母體傳給后代的：
例句：
a hereditary disease.
遺傳性疾病

Appearing in or characteristic of successive generations.
世代相傳的：歷代都出現(xiàn)的，歷代都有此特征的
Derived from or fostered by one`s ancestors:
祖?zhèn)鞯模簭淖嫦忍幍脕淼幕蛴勺嫦扰囵B(yǎng)的：
例句：
a hereditary prejudice.
祖?zhèn)鞯钠?/br>
Ancestral; traditional:
祖先的；傳統(tǒng)的：
例句：
their hereditary home.See Synonyms at innate
他們祖先的宅院參見 innate

Of or relating to heredity or inheritance.
遺傳或繼承的：遺傳或繼承的，與其有關(guān)的

來源：
Middle English
中古英語
from Latin hôrôdit3rius
源自 拉丁語 hôrôdit3rius
from hôrôdit3s [inheritance] * see heredity
源自 hôrôdit3s [繼承] *參見 heredity

【引伸】
hered.itar.ily
hered.itar.iness
n.（名詞）