1. 
   ecological
   [adj] - characterized by the interdependence of living organisms in an environment 2. [adj] - (biology) of or relating to the science of ecology
   Found op http://www.webdictionary.co.uk/definition.php?query=ecological
   
   
2. 
   ecological
   ecologic adjective of or relating to the science of ecology; `ecological research`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=ecological
   
   
3. 
   ecological
   ecological 1. Of or relating to the environment or to the science of ecology. 2. Relating to the wise use or beneficial management of natural resources and of the natural environment.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2787/2
   
   
4. 
   ecological
   1) Ecologic 2) Environment 3) Green
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/ecological/1
   
   

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