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avocado
avocation
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Avogadro’s constant
Avogadro’s law
Avogadro’s number
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avoidant personality disorder
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avifauna

a·vi·fau·na [ àyvə fáwnə, àvvə fáwnə ] (plural a·vi·fau·nas or a·vi·fau·nae [ àyvə fáwnee ])


noun 
Definition:
 
bird community: all the birds present in a region, environment, or period of time

[Late 19th century. < Latin avis "bird"]

a·vi·fau·nal adjective
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