Nul·li·pen·nes \ˌnələˈpeˌnēz\

Definition of Nullipennes

  1. taxonomic synonym of apterygiformes

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Origin and Etymology of nullipennes

New Latin, from nulli- + -pennes (from Latin penna feather, wing); akin to Greek pteron wing, feather — more at feather

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a trip made at another's expense

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