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n. pl. vir·e·os
Any of various small insectivorous songbirds of several genera, especially of the genus Vireo, found throughout the Americas and having grayish or greenish plumage.
[Latin vireō, a kind of bird, from virēre, to be green.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl vireos
(Animals) any insectivorous American songbird of the family Vireonidae, esp those of the genus Vireo, having an olive-grey back with pale underparts
[C19: from Latin: a bird, probably a greenfinch; compare virēre to be green]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
n., pl. vir•e•os.
any of various small, insectivorous, typically dull-plumaged songbirds of the family Vireonidae, of the New World, having a slightly hooked bill.
[1825–35; < New Latin; Latin vireō (Pliny), probably the greenfinch, derivative of virēre to be green]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||vireo - any of various small insectivorous American birds chiefly olive-grey in color|
genus Vireo - type genus of the Vireonidae
red-eyed vireo, Vireo olivaceous - of northern North America having red irises and an olive-grey body with white underparts
solitary vireo, Vireo solitarius - of eastern North America having a bluish-grey head and mostly green body
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