plural noun
Mo·​nad·​i·​dae | \məˈnadəˌdē\

Definition of Monadidae 

: a family of free-living flagellates (order Protomonadina) that may be active or attached and that often form colonies

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History and Etymology for Monadidae

New Latin, from Monad-, Monas, type genus + -idae

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a soft lustrous wool fabric with mohair

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