Echinoid

//ˈɛk.əˌnɔɪd// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any sea urchin or sea dollar of the class Echinoidea.
Adjective
  1. 1
    Resembling a sea urchin.

Etymology

From echino- + -oid.

Related phrases

sea dollarsea urchin

More for "echinoid"

SynonymsSentencesPronunciationTranslate

Next best steps

Find stronger synonymsSee usage examplesCheck pronunciationBrowse writing guides

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.