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单词 coleoptile
释义

WordReference Random House Unabridged Dictionary of American English © 2024
co•le•op•tile  (kō′lē optil, kol′ē-),USA pronunciation n. [Bot.]
  1. Botany(in grasses) the first leaf above the ground, forming a sheath around the stem tip.
  • Greek koleó(n) sheath, scabbard + ptílon soft feathers, down
  • Neo-Latin coleoptilum
  • 1865–70

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更新时间:2025/7/23 6:49:22