(a) n. a sponge-spicule with four axes radiating from a centre; (b) adj. having four axes of growth.
| 单词 | θ31869 |
| 释义 | the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [adjective] > relating to a sponge > of parts of sponge > having four axes (2) tetraxon1886 (a) n. a sponge-spicule with four axes radiating from a centre; (b) adj. having four axes of growth. tetraxile1888 in same sense. |
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