This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Relating to ecology, the interrelationships of organisms and their environment.

adj. not harmful to the environment

adj. of or pertaining to ecology.

Of or pertaining to œcology.

adj. of or relating to the science of ecology

adj. characterized by the interdependence of living organisms in an environment

"Major international conferences of ecologists and economists have been held since then, many ecological economic institutes have been formed around the world, and a significant number of books have appeared with the term ecological economics in their titles [45]."

ecosystem    ecologically    ecologist   

bionomic    bionomical    ecologic   

archaeological    archeological    astrological    biological    biotechnological   

environmental    demographic    climatic    sociological    organizational