plural noun Ris·soi·dae \rə̇ˈsōəˌdē, -sȯi(ˌ)dē\

Definition of Rissoidae

  1. :  a large family of marine and freshwater snails (suborder Taenioglossa) with a long snout, ciliated tentacles, and eyes on small prominences at the base of the tentacles — see rissoa

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Origin and Etymology of rissoidae

New Latin, from Rissoa, type genus + -idae

Seen and Heard

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a trip made at another's expense

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