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Syllabification: e·col·o·gy
Pronunciation: /ēˈkäləjē

Definition of ecology in English:


1The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Example sentences
  • Masters and doctoral programs feature ecosystem ecology courses in restoration.
  • It always interested me why that happened, and why it happened at the same time that the science of ecology was born.
  • The emphasis is on horticultural aspects of reproductive biology and pollination ecology.
2 (also Ecology) The political movement that seeks to protect the environment, especially from pollution.
Example sentences
  • The women's and ecology movements are therefore one.
  • He has long been widely cited by many different branches of the radical ecology movement.


late 19th century (originally as oecology): from Greek oikos 'house' + -logy.



Example sentences
  • Both conservation biologists and behavioral ecologists should care greatly about integrating their fields.
  • The plan is signed by eminent ecologists and conservationists from around the world.
  • When I say we, I mean I identify myself with environmentalists and ecologists.

Definition of ecology in:

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