a graceful South American wading bird, Eurypyga helias, related to the cranes and rails, having variegated plumage.
Origin of sun bittern
First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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Historical Examples of sun bittern
The sun-bittern (Eurypyga) forms a family of itself, allied to the rails and cranes.
a cranelike bird, Eurypyga helias, of tropical American forests, having a greyish plumage with orange and brown wings: family Eurypygidae, order Gruiformes (cranes, rails, etc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012