| 单词 | pinnule |
| 释义 | Word Frequency pinnule(ˈpɪnjuːl) or pinnula (ˈpɪnjʊlə) nounWord forms: plural pinnules or pinnulae (ˈpɪnjʊˌliː) 1. any of the lobes of a leaflet of a pinnate compound leaf, which is itself pinnately divided 2. zoology any feather-like part, such as any of the arms of a sea lily Derived forms pinnular (ˈpinnular) adjective Word origin C16: from Latin pinnula, diminutive of pinna feather |
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