echinoderm
英 [ɪ'kaɪnə(ʊ)dɜːm; 'ekɪn-]
美 [ɛ'kaɪnə,dɝm]
英文词源
- echinoderm (n.)
- 1834, from Modern Latin Echinodermata, name of the phylum that includes starfish and sea urchins, from Latinized form of Greek ekhinos "sea urchin," originally "porcupine, hedgehog" (see echidna) + derma (genitive dermatos) "skin" (see derma); so called from its spiky shell. Related: Echinodermal.
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