plural noun Cryp·to·mo·nad·i·dae \-nadəˌdē\

Definition of Cryptomonadidae

  1. :  a large family (order Cryptomonadina) of chiefly freshwater and holophytic plantlike flagellates with the anterior end truncate and two anterior flagella — see chilomonas

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Origin and Etymology of cryptomonadidae

New Latin, from Cryptomonad-, Cryptomonas, type genus + -idae

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a rounded knoll or a ridge of ice

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