plural noun (1), capitalized
cli·​on·​i·​dae | \ klīˈänəˌdē, -īˈōn-\

Definition of clionidae

 (Entry 1 of 2)

: a family (order Hadromerina) of small sponges with monaxon spicules that bore in shells and soft limestone rocks — see cliona


plural noun (2), capitalized
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Definition of clionidae (Entry 2 of 2)

: a family of naked pteropod mollusks comprising forms intermediate in many characters between typical pteropods and nudibranchs

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History and Etymology for clionidae

Plural noun (1)

New Latin, from Cliona, type genus + -idae

Plural noun (2)

New Latin, from Clione, type genus + -idae

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a usually brief trip or an expedition

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