| 单词 | spicule |
| 释义 | spicule n. 1. any small sharp-pointed body. 2. Zool. a small hard calcareous or siliceous body, esp. in the framework of a sponge. 3. Bot. a small or secondary spike. 4. Astron. a spikelike prominence, esp. one appearing as a jet of gas in the sun's corona. Derivatives spicular adj. spiculate adj. Etymology: mod.L spicula, spiculum, dimins. of SPICA |
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