Dictionary.com
Thesaurus.com

hadedah

British  
/ ˈhɑːdɪˌdɑː /

noun

  1. a large greyish-green ibis, Hagedeshia hagedash, having a greenish metallic sheen on the wing coverts and shoulders

"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

Etymology

Origin of hadedah

probably imitative of the bird's call