echinoderm
- 英式英标[ɛ\'kaɪnə,dɝm]
- 美式音标[ɪ\'kaɪnə(ʊ)dɜːm; \'ekɪn-]
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.
