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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:2025/6/19 15:12:08