plural noun Vol·voc·i·dae \välˈväsəˌdē\

Definition of Volvocidae

  1. :  a family of flagellates (order Phytomonadina) more or less equivalent to the Volvocaceae

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Origin and Etymology of volvocidae

New Latin, from Volvoc-, Volvox, type genus + -idae

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to cast off or become cast off

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