plural noun
Si·​pho·​na·​ri·​idae | \ ˌsīfənəˈrīəˌdē\

Definition of Siphonariidae

: a family of littoral gastropod mollusks (order Opisthobranchia) that cling to rocks along seacoasts, resemble limpets, and have both gills and a pulmonary sac

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History and Etymology for Siphonariidae

New Latin, from Siphonaria, type genus + -idae

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to speak slightingly about or to degrade

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