1. 
   ornithological
   [adj] - of or relating to ornithology
   Found op http://www.webdictionary.co.uk/definition.php?query=ornithological
   
   
2. 
   ornithological
   Of or pertaining to ornithology. ... Origin: Cf. F. Ornithologique. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?ornithological
   
   
3. 
   ornithological
   adjective of or relating to ornithology; `her ornithological interests`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=ornithological
   
   
4. 
   Ornithological
   • (a.) Of or pertaining to ornithology.
   Found op http://thinkexist.com/dictionary/meaning/ornithological/
   
   
5. 
   ornithological
   1) Of or relating to ornithology 2) Zoological science 3) Zoology
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/ornithological/1
   
   

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