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单词 non-placental
释义

Definition of non-placental in English:

non-placental

adjective ˌnɒnpləˈsɛntl
  • Not relating to or derived from the placenta; (Zoology) designating a mammal characterized by the lack of a placenta in the female during gestation (i.e. a monotreme or a marsupial).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From non- + placental.

 
 

Definition of non-placental in US English:

non-placental

adjectiveˌnɒnpləˈsɛntl
  • Not relating to or derived from the placenta; (Zoology) designating a mammal characterized by the lack of a placenta in the female during gestation (i.e. a monotreme or a marsupial).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From non- + placental.

 
 
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更新时间:2024/12/23 14:22:26