单词 | aculeus |
释义 | aculeus/əˈkjuːlɪəs/noun 1 Botany. A sharply pointed projection on a plant, such as a thorn or a spine; especially one growing directly from the epidermis or forming an extension of it. 2 Zoology. The sting of an insect or other animal. OriginEarly 17th century (in an earlier sense). From classical Latin acūleus sting, spine, thorn, barb, spike, prick, pang from acus needle + -leus, suffix forming diminutives. |
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