vireo
Concise Oxford English Dictionary © 2008 Oxford University Press:
vireo /ˈvɪrɪəʊ/
▶noun (pl. vireos) a small American songbird, typically green or grey with yellow or white underparts. [Family Vireonidae : several species.]
– origin C19: from L., perh. denoting a greenfinch.
'vireo' also found in these Oxford entries:

