vir·​eo | \ ˈvir-ē-ˌō How to pronounce vireo (audio) \
plural vireos

Definition of vireo

: any of various small insectivorous American oscine birds (family Vireonidae, especially genus Vireo) that are chiefly olivaceous and grayish in color

Examples of vireo in a Sentence

Recent Examples on the Web Other species to watch for include Arizona woodpecker, whiskered screech owl and Hutton’s vireo. Roger Naylor, The Arizona Republic, 21 Mar. 2022 Berkshire County: Among observations were a Baird’s sandpiper in Sheffield and a yellow-throated vireo in Great Barrington., 2 Oct. 2021 Other reports included a Philadelphia vireo and a mourning warbler at Santuit Pond in Mashpee, a common redpoll at North Beach, and a cattle egret at South Monomoy Island., 23 Oct. 2021 Plymouth County: There were seven sandhill cranes at Burrage Pond Wildlife Area in Hanson and a white-eyed vireo at Tidmarsh Sanctuary in Plymouth., 20 Nov. 2021 Near the Chestnut Hill Reservoir in Chestnut Hill, a Philadelphia vireo was sighted., 2 Oct. 2021 Martha’s Vineyard: A piping plover, a common raven, and a white-eyed vireo were seen at Gay Head., 25 Sep. 2021 North of Boston, on Plum Island highlights included six blue-winged teal, four Hudsonian godwits, a warbling vireo, an early snow bunting, and a sedge wren., 10 Oct. 2021 Observers also saw a white-eyed vireo at Mount Auburn Cemetery in Cambridge, and two ruddy ducks at the Arlington Reservoir., 25 Sep. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vireo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of vireo

1834, in the meaning defined above

History and Etymology for vireo

Latin, a small bird, from virēre to be green

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Cite this Entry

“Vireo.” Dictionary, Merriam-Webster, Accessed 18 Aug. 2022.

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More Definitions for vireo


vir·​eo | \ ˈvir-ē-ˌō How to pronounce vireo (audio) \
plural vireos

Kids Definition of vireo

: a small songbird that eats insects and is olive-green or grayish in color

More from Merriam-Webster on vireo Encyclopedia article about vireo


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