plural noun Car·di·i·dae \kärˈdīəˌdē\

Definition of Cardiidae

  1. :  a family of marine bivalve mollusks (order Eulamellibranchia) that have an equivalve ribbed shell with prominent umbones, a large foot adapted for creeping over sandy bottoms, and much-folded gills and that include the true cockles

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Origin and Etymology of cardiidae

New Latin, from Cardium, type genus + -idae

Seen and Heard

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capable of being understood in two ways

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