Longman Dictionary of Contemporary English homepage

Topic: ENVIRONMENT AND WASTE

Date: 1800-1900
Language: Greek
Origin: oikos 'house, living place'

ecology

 noun
     
e‧col‧o‧gy [singular, uncountable]
the way in which plants, animals, and people are related to each other and to their environment, or the scientific study of this [↪ environment]:
the natural ecology of the Earth
plant ecology
Definition of ecology from the Longman Dictionary of Contemporary English within
the topic ENVIRONMENT AND WASTE
Word of the Day
The ENVIRONMENT AND WASTE
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environmentalist

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