genus spirula is a noun meaning "genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites". It carries one recorded sense.
genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites
Definitions, synonyms and semantic relations for genus spirula come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.