from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or relating to birds of the order Passeriformes, which includes perching birds and songbirds such as the jays, blackbirds, finches, warblers, and sparrows.
  • n. A bird of the order Passeriformes.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any bird of the order Passeriformes, which comprises more than half of all bird species.
  • adj. Of, or relating to a passerine or perching bird.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the Passeres.
  • n. One of the Passeres.

from The Century Dictionary and Cyclopedia

  • Resembling or related to a sparrow; of or pertaining to the Passerinæ, in any sense, or the Passeres; passeriform.
  • About as large as a sparrow: as, the passerine parrot, Psittacula passerina; the passerine ground-dove, Chamæpelia passerina; the passerine owl, Glaucidium passerinum. Also passeroid.
  • n. A member of the Passerinæ, Passeres, or Passeriformes.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. relating to or characteristic of the passeriform birds
  • n. perching birds mostly small and living near the ground with feet having 4 toes arranged to allow for gripping the perch; most are songbirds; hatchlings are helpless


Latin passerīnus, of sparrows, from passer, sparrow.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin passerinus ("of sparrows"), from passer + -inus (Wiktionary)



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