The Collaborative International Dictionary
Phaethon flavirostris
Tropic \Trop"ic\, a. Of or pertaining to the tropics; tropical.
Tropic bird (Zo["o]l.), any one of three species of oceanic belonging to the genus Pha["e]thon, found chiefly in tropical seas. They are mostly white, and have two central tail feathers very long and slender. The yellow-billed tropic bird. Pha["e]thon flavirostris (called also boatswain), is found on the Atlantic coast of America, and is common at the Bermudas, where it breeds.
Phaethon flavirostris
Egg-bird \Egg"-bird`\, n. (Zo["o]l.) A species of tern, esp. the sooty tern ( Sterna fuliginosa) of the West Indies. In the Bahama Islands the name is applied to the tropic bird, Pha["e]thon flavirostris.