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单词 prepenna
释义

Definition of prepenna in English:

prepenna

(also praepenna)
noun priːˈpɛnə
Ornithology

  • A down feather of a young bird; specifically one that is replaced by a contour feather in the adult bird.

Origin

Early 20th century. From pre- + classical Latin penna feather.

 
 

Definition of prepenna in US English:

prepenna

(also praepenna)
nounpriːˈpɛnə
Ornithology

  • A down feather of a young bird; specifically one that is replaced by a contour feather in the adult bird.

Origin

Early 20th century. From pre- + classical Latin penna feather.

 
 
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更新时间：2025/1/31 7:07:42