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Noun: tree sparrow  tree sper-ow [N. Amer], tree spa-row [Brit]
  1. Eurasian sparrow smaller than the house sparrow
    - Passer montanus
  2. Finch common in winter in the northern U.S.
    - Spizella arborea

Derived forms: tree sparrows

Type of: New World sparrow, sparrow, true sparrow

Part of: genus Passer, genus Spizella, Passer, Spizella

Encyclopedia: Tree sparrow