Thornbill

n.

1.

(Zool.) Any one of several species of small, brilliantly colored American birds of the genus Rhamphomicron. They have a long, slender, sharp bill, and feed upon honey, insects, and the juice of the sugar cane.

Noun

1.

thornbill - any of various South American hummingbirds with a sharp pointed bill

Chalcostigma, genus Chalcostigma, genus Ramphomicron, hummingbird, Ramphomicron