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oilbird

American  
[oil-burd] / ˈɔɪlˌbɜrd /

noun

  1. guacharo.


oilbird British  
/ ˈɔɪlˌbɜːd /

noun

  1. Also called: guacharo.  a nocturnal gregarious cave-dwelling bird, Steatornis caripensis, of N South America and Trinidad, having a hooked bill and dark plumage: family Steatornithidae, order Caprimulgiformes

"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 oilbird

First recorded in 1890–95; oil + bird