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nounvery small North American and South American warblerstype of:
Definition that contains gnatcatcher
- genus polioptila New World gnatcatchers
- polioptila New World gnatcatchers
- sylviidae in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers
- family sylviidae in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers