Definition of Echinoid

1. a. Of or pertaining to the Echinoidea.

Definition of Echinoid

1. Noun. (zoology) Any sea urchin or sea dollar of the class ''Echinoidea'' ¹

¹ Source: wiktionary.com

Definition of Echinoid

1. a spiny marine animal [n -S]

Medical Definition of Echinoid

1. Of or pertaining to the Echinoidea. One of the Echinoidea. Origin: Echinus. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Echinoid

echinocandins
echinococci
echinococciasis
echinococcoses
echinococcosis
echinococcus
echinococcus cyst
echinococcus disease
echinocyte
echinoderm
echinoderm family
echinoderm genus
echinodermal
echinodermatous
echinoderms
echinoid (current term)
echinoidea
echinoids
echinomycin
echinosis
echinostoma
echinostomatidae
echinostomiasis
echinozoa
echinulate
echinus
echinuses
echistatin
echium
echiums

Literary usage of Echinoid

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Cambridge Philosophical Society by Cambridge Philosophical Society (1904)
"On rearing the later stages of echinoid Larvae. By L. DONCASTER, BA, ... When working this spring at echinoid hybrids at Naples I made efforts to rear the ..."

2. Science by American Association for the Advancement of Science (1883)
"Imino acid composition of echinoid and dog skeletal tissues in the ... Samples of echinoid tissues known to contain hydroxyproline (test with suture and ..."

3. Text-book of Comparative Anatomy by Arnold Lang, Ernst Heinrich Philipp August Haeckel (1896)
"... and may stretch more or less far towards the ambitus or even beyond it, and may be more or less branched. (>•) The Symmetry of the echinoid Shell. ..."

4. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1905)
"We must conclude, therefore, that whilst a double series of plates, namely, an outer series peculiar to the echinoid, perhaps derived from the ..."

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