Dictionary.com
Thesaurus.com

flycatcher

American  
[flahy-kach-er] / ˈflaɪˌkætʃ ər /

noun

  1. any of numerous Old World birds of the family Muscicapidae, that feed on insects captured in the air.

  2. Also called tyrant flycatcher.  any of numerous similar American birds of the family Tyrannidae.


flycatcher British  
/ ˈflaɪˌkætʃə /

noun

  1. any small insectivorous songbird of the Old World subfamily Muscicapinae , having small slender bills fringed with bristles: family Muscicapidae See also spotted flycatcher

  2. any American passerine bird of the family Tyrannidae

"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 flycatcher

First recorded in 1590–1600; fly 1 + catcher