plural noun Bul·li·dae \ˈbu̇ləˌdē\

Definition of Bullidae

  1. :  a family of gastropod mollusks (order Opisthobranchia) including a number of typical bubble shells

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Origin and Etymology of bullidae

New Latin, from Bulla, type genus (from Latin, bubble) + -idae — more at poll (head)

Seen and Heard

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a rounded knoll or a ridge of ice

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