Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A small squid of the genus Spirula, having a spirally coiled, chambered, internal shell often found on beaches.
from The Century Dictionary.
- noun In Cephalopoda: A genus of sepioid cuttlefishes, typical of the family Spirulidaæ, having a delicate shell in the hinder part of the body rolled into a flat or discoidal spiral, with discrete whorls whose involute spire presents ventrally, and no guard.
- noun A member of this genus.
- noun In sponges, an irregular spineless polyact spicule of spiral form.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Zoöl.) A genus of cephalopods having a multilocular, internal, siphunculated shell in the form of a flat spiral, the coils of which are not in contact.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun zoology Any of the
cephalopod genus Spirula
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many-chambered shell coiled in a flat spiral
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[Late Latin spīrula, twisted cake, diminutive of Latin spīra, coil; see spire.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
Diminutive of Latin spira ("a coil")
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Examples
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