• synonyms


[ey-vuh-faw-nuh, av-uh]
  1. the birds of a given region, considered as a whole.
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Origin of avifauna

First recorded in 1870–75; avi- + fauna
Related formsa·vi·fau·nal, adjectivea·vi·fau·nal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for avifauna

Historical Examples

  • Some members of the avifauna of Coahuila probably reached the State in this time.

    Birds from Coahuila, Mexico

    Emil K. Urban

  • The avifauna of Coahuila today is a mixture of the several mentioned elements.

  • The avifauna of the Nilgiris is considerably smaller than that of the Himalayas.

  • These statements are applicable to the history of the avifauna of Micronesia.

  • Another feature of the Indian avifauna is its richness in species.

    Jungle Folk

    Douglas Dewar

British Dictionary definitions for avifauna


  1. all the birds in a particular region
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Derived Formsavifaunal, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012