[ spir-yuh-luh, -oo-luh ]
/ ˈspɪr yə lə, -ʊ lə /

noun, plural spir·u·lae [spir-yuh-lee, -oo-lee] /ˈspɪr yəˌli, -ʊˌli/.

any cephalopod of the genus Spirula, having a flat, spiral shell that is partly inside and partly outside the posterior part of the body.

Nearby words

  1. spirometer,
  2. spirometric,
  3. spironolactone,
  4. spiroplasma,
  5. spirt,
  6. spirulina,
  7. spiruroid,
  8. spiruroidea,
  9. spiry,
  10. spissatus

Origin of spirula

1825–35; < New Latin; Late Latin spīrula twisted cake. See spira, -ule

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for spirula

British Dictionary definitions for spirula


/ (ˈspaɪrʊlə) /


a tropical cephalopod mollusc, Spirula peronii, having prominent eyes, short arms, and a small flattened spirally coiled internal shell: order Decapoda (cuttlefish and squids)

Word Origin for spirula

C19: via New Latin from Late Latin: a small twisted cake, from Latin spīra a coil

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012