'Spirula' definitions:
Definition of 'spirula'
(from WordNet)
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 [syn: spirula, Spirula peronii]
Definition of 'Spirula'
From: GCIDE
- Spirula \Spir"u*la\, n. [NL., dim. of L. spira a coil.] (Zool.) 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. [1913 Webster]