plural noun La·cu·ni·dae \-nəˌdē\

Definition of Lacunidae

  1. :  a cosmopolitan family of marine gastropods (suborder Taenioglossa) that comprise the chinks and are characterized by a conical umbilicate shell with a slit leading to the umbilicus

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Origin and Etymology of lacunidae

New Latin, from Lacuna, type genus + -idae

Seen and Heard

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a rounded knoll or a ridge of ice

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