Definitions for echinoidɪˈkaɪ nɔɪd, ˈɛk əˌnɔɪd

This page provides all possible meanings and translations of the word echinoid

Random House Webster's College Dictionary

e•chi•noidɪˈkaɪ nɔɪd, ˈɛk əˌnɔɪd(n.)

  1. any echinoderm of the class Echinoidea, comprising sea urchins and sand dollars, characterized by a rounded, armless body and a rigid endoskeleton with movable spines.

    Category: Invertebrates

  2. (adj.)of, belonging to, or resembling the echinoids.

    Category: Invertebrates

Origin of echinoid:

1850–55; < NL Echinoidea; see echinus , -oidea


  1. echinoid(Noun)

    Any sea urchin or sea dollar of the class Echinoidea

Webster Dictionary

  1. Echinoid(adj)

    of or pertaining to the Echinoidea

  2. Echinoid(noun)

    one of the Echinoidea


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