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echinoderm (plural echinoderms)
- An animal of the phylum Echinodermata, comprising radially symmetric, spiny-skinned marine animals including seastars, sea urchins, sea cucumbers, crinoids, and sand dollars. [from 19th c.]
- 1879, Richard Rathbun, A List of the Brazilian Echinoderms: With Notes on Their Distribution, Etc:
- Comparatively few additions were therefore made to the previously known Echinoderm-fauna of Brazil, only a single species, a Leptasterias, being with certainty new to science.
- 2012, Caspar Henderson, The Book of Barely Imagined Beings, 2013 edition, Granta Books, page 47:
- Many echinoderms are still bilateral as larvae, and swim freely in the ocean like baby fish.
member of the Echinodermata
echinoderm n (plural echinoderme)
Declension of echinoderm
|indefinite articulation||definite articulation||indefinite articulation||definite articulation|
|nominative/accusative||(un) echinoderm||echinodermul||(niște) echinoderme||echinodermele|
|genitive/dative||(unui) echinoderm||echinodermului||(unor) echinoderme||echinodermelor|