Definition of echinoderm in English:

echinoderm

Line breaks: ech¦ino|derm
Pronunciation: /ɪˈkʌɪnə(ʊ)dəːm
 
, ˈɛkɪn-/

noun

Zoology
  • A marine invertebrate of the phylum Echinodermata, such as a starfish, sea urchin, or sea cucumber.
    More example sentences
    • Included in this clade are three very different-looking phyla - the echinoderms, hemichordates and chordates.
    • Basically what is available in the fossil record are only hard parts-bones and teeth for vertebrates, and shells for mollusks, arthropods and echinoderms.
    • These taxa consist of a broad array of organisms, including foraminifers, corals, bryozoans, mollusks, echinoderms, and fish.

More definitions of echinoderm

Definition of echinoderm in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
noun
(in science fiction) navigation in outer space