Noun pterocnemia pennata has 1 sense
  1. rhea, nandu, Pterocnemia pennata - smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellan
    --1 is a kind of ratite, ratite bird, flightless bird
    --1 is a member of Pterocnemia, genus Pterocnemia
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