Zoology. A stiff, pointed, thorn-like process or appendage developed on the integument of certain fishes, insects, or lower forms of animal life.
| 单词 | θ30725 |
| 释义 | the world > animals > animal body > general parts > covering or skin > [noun] > hard or protective covering > spine > on integument of lower animals (2) spine1721 Zoology. A stiff, pointed, thorn-like process or appendage developed on the integument of certain fishes, insects, or lower forms of animal life. needle1874 A sharp, slender spine or quill projecting from the body or shell of an animal. |
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