The Collaborative International Dictionary
ivorybill \i"vo*ry*bill`\, Ivory-bill \I"vo*ry-bill`\([imac]"v[-o]*r[y^]*b[i^]l`), n. (Zo["o]l.) A large, handsome, black-and-white North American woodpecker ( Campephilus principalis), having a large, sharp, ivory-colored beak. Its general color is glossy black, with white secondaries, and a white dorsal stripe. The male has a large, scarlet crest. It is now rare, and found only in the Gulf States and Cuba.
Syn: ivory-billed woodpecker, Campephilus principalis.
Wiktionary
n. A large North American woodpecker ((taxlink Campephilus principalis species noshow=1)), having a large, sharp, ivory-colored beak. Its general colour is glossy black, with white secondaries, and a white dorsal stripe. The male has a large, scarlet crest.
Usage examples of "ivory-bill".
In the lower portion of the canopies, too, can be found heavier birds, such as the ivory-billed woodpecker and the umbrella bird.