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Am găsit 3 definiții pentru Sicklebill:

Sicklebill - n. Any one of three species of humming birds of the genus Eutoxeres, native of Central and South America. They have a long and strongly curved bill. Called also the sickle-billed hummer.

Sicklebill - n. A curlew.

Sicklebill - n. A bird of the genus Epimachus and allied genera.