echinoderm

English dictionary entry

Meanings

noun
  1. An animal of the phylum Echinodermata, comprising radially symmetric, spiny-skinned marine animals including seastars, sea urchins, sea cucumbers, crinoids, and sand dollars.

Pronunciation

/ɪˈkaɪnə(ʊ)ˌdɜːm/ /ɪˈkɪ-/ LL-Q1860 (eng)-Vealhurl-echinoderm.wav /ɪˈkaɪnəˌdɝm/ /ɪˈkaɪnoʊˌdɝm/ /əˈkaɪ.nəˌdərm/ /əˈkɪn.əˌdərm/

Word forms

echinoderm echinoderms

Etymology

From French échinoderme, corresponding to echino- + -derm, after plural of 18th-century Latin echinoderma.

Related words

Derived words

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