vireo

[ vir-ee-oh ]
/ ˈvɪr iˌoʊ /

noun, plural vir·e·os.

any of several small, insectivorous American birds of the family Vireonidae, having the plumage usually olive-green or gray above and white or yellow below.

Origin of vireo

1825–35; < New Latin; Latin vireō (Pliny), probably the greenfinch, derivative of virēre to be green
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British Dictionary definitions for vireo

vireo

/ (ˈvɪrɪəʊ) /

noun plural vireos

any insectivorous American songbird of the family Vireonidae, esp those of the genus Vireo, having an olive-grey back with pale underparts

Word Origin for vireo

C19: from Latin: a bird, probably a greenfinch; compare virēre to be green
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