echinoid
[ ih-kahy-noid, ek-uh-noid ]
/ ɪˈkaɪ nɔɪd, ˈɛk əˌnɔɪd /
adjective
belonging or pertaining to the class Echinoidea, comprising mainly sea urchins and sand dollars.
noun
any echinoderm of the Echinoidea.
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Words nearby echinoid
echinococcosis, echinococcus, echinococcus cyst, echinoderm, echinodermatous, echinoid, echinulate, echinus, echium, echiurid, echiuroid
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for echinoid
A pair of ciliated epaulettes on each side of and behind the ciliated ring is very characteristic of some Echinoid larv.
The Works of Francis Maitland Balfour, Volume II (of 4)|Francis Maitland BalfourThe rows of plates in an Echinoid which are not perforated for the emission of the "tube-feet."
The Ancient Life History of the Earth|Henry Alleyne Nicholson
British Dictionary definitions for echinoid
echinoid
/ (ɪˈkaɪnɔɪd, ˈɛkə-) /
noun
any of the echinoderms constituting the class Echinoidea, typically having a rigid ovoid body. The class includes the sea urchins and sand dollars
adjective
of or belonging to this class
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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