tropicbird(redirected from Phaetontidae)
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Any of several predominantly white, swift-flying seabirds of the genus Phaethon of warm regions, having a pair of very long central tail feathers.
(Animals) any aquatic bird of the tropical family Phaethontidae, having long slender tail feathers and a white plumage with black markings: order Pelecaniformes (pelicans, cormorants, etc)
[C17: so called because it is found in the tropical regions]