noun
order of extinct dibranchiate cephalopods related to the surviving spirulas
• Syn: ↑order Belemnoidea
• Hypernyms: ↑animal order
• Member Holonyms: ↑Dibranchiata, ↑subclass Dibranchiata, ↑Dibranchia, ↑subclass Dibranchia
• Member Meronyms: ↑Belemnitidae, ↑family Belemnitidae
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\\ˌbeləmˈnȯidēə\ noun pluralUsage: capitalized
: an order or other division of Dibranchiata comprising the belemnites and sometimes the genus Spirula
Useful english dictionary. 2012.